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Word Gems What is a man but the sum of his
thoughts?
Mathematics
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"Can you do addition?" the White
Queen asked. "What's one and one and one and one and one and one
and one and one and one and one?" "I don't know," said Alice. "I
lost count."
Lewis Carroll, Through the Looking
Glass

How To Study Math
Why Study Math?
Zeno's Puzzle
Furman University math quotes
collection
Flatland: the Classic Speculation
on Life in 4 Dimensions
Karl Friedrich Gauss: helping children
to visualize the mathematics process

Euclid, detail from "The School of Athens" by
Raphael
Jeff Fox, Ph.D., U. of Colorado: "Mathematics is 98%
Linear Algebra.”
Pierre de Fermat: Fermat is best remembered for
his work in number theory, in particular for "Fermat's Last
Theorem." This theorem states that xn + yn = zn has no non-zero
integer solutions for x, y and z when n > 2. Fermat wrote, in the
margin of Bachet's translation of Diophantus's Arithmetica, "I have
discovered a truly remarkable proof which this margin is too small
to contain." These marginal notes only became known after Fermat's
son, Samuel, published an edition of Bachet's translation of
Diophantus's Arithmetica
with his father's notes in 1670.
Graffiti in a subway station: “I've just developed a
proof that demonstrates that, where n>2, the equation an+bn =cn
cannot be solved with integers. Unfortunately, my train is coming.”
Albert Einstein: "As far as the laws of mathematics
refer to reality, they are not certain; and as far as they are
certain, they do not refer to reality."
Robert Heinlein: "The three-legged stool of
understanding is held up by history, languages, and mathematics.
Equipped with these three you can learn anything you want to learn.
But if you lack any one of them you are just another ignorant
peasant with dung on your boots."
Ernst Mayr: "Mathematics is as little a science as
grammar is a language."
Alfred North Whitehead, On Mathematical Method: "The
first acquaintance which most people have with mathematics is
through arithmetic... the first noticeable trait about arithmetic is
that it applies to everything, to tastes and to sounds, to apples
and to angels, to the ideas of the mind and to the bones of the
body. The nature of the things is perfectly indifferent, of all
things it is true that two and two make four. Thus we write down as
the leading characteristic of mathematics that it deals with
properties and ideas which are applicable to things just because
they are things, and apart from any particular feelings, or
emotions, or sensations, in any way connected with them. This is
what is meant by calling mathematics an abstract science."
Robert M. Hutchins on Alfred North Whitehead:
"[Whitehead's] On the Nature
of a Calculus examines the way in which tools for abstracting
are forged. Such a tool is called a calculus. It is the art of
manipulating signs according to certain fixed rules. Arithmetic is a
calculus; so are algebra and trigonometry. The branch of mathematics
invented by Newton and Leibniz was considered so important that it
was called the calculus... The most significant thing about these
tools is that after they have been invented they seem to lead a life
of their own. A mathematician often feels that he is in the position
of simply watching them to see what they will do. If we can imagine
one set of tools making another set of tools, we have a picture of
the growth of mathematics. 'Device is piled upon device,' says
Whitehead. But he rejects the idea that mathematics can become
completely divorced from the world of things. A calculus may consist
of symbols that stand for other symbols, but, if it is not to be
frivolous, it must ultimately refer to some reality. The rarefied
atmosphere of Abstract Thought is not an outer space reserved for
professional mathematicians. If you have learned to add two and five
without asking "Two and five what?" you already have both feet off
the ground-higher than you think. You are now air-borne. The rest is
just a matter of gaining altitude."
Andrew Russell Forsyth, Mathematics, in Life and
Thought: "... fuller knowledge through patient labour... for the
acquisition of mathematical knowledge: for he will find, as Euclid
told a bored and discontented pupil in words that have lived for
more than two thousand years, There is no royal road to learning."
Andrew Russell Forsyth, Mathematics, in Life and
Thought: "What the modern peoples have thus inherited ... an
unending life-giving rivalry in the creation of mathematical
knowledge, sought for its own sake, its domain as boundless as human
thought itself. For there is progress still in mathematical science;
there will always be progress of increasing knowledge in a world
that is not dead. Results have been achieved by the noble army of
great spirits of the past, and their achievements are the possession
of the living. But those very achievements are the stimulus to the
living that they, in their turn, shall endeavour to advance
knowledge. And this pursuit is to be made by the living spirits for
the sake of new knowledge, not for the sake of new glory, not for
the sake of new benefit. If utility should come, well and good: but
we need trouble no more about immediate utility as an aim than the
Greeks troubled about the utility of their conic sections or Newton
troubled about the utility of the gravitation theory. So here, amid
this community in a centre of commercial activity, in this home of
high learning which has been established for the betterment of men
and women as human citizens, let me plead, if pleading be needed,
for the highest consideration to be given to the pursuit of pure
knowledge as well as technical training, not neglecting mathematics,
once called the Queen of the Sciences. The wind bloweth where it
listeth and the spirit of knowledge does not follow the quest for
wealth and power; but the creation of new knowledge makes for the
high repute of a nation, alike in the days when its influence is
dominant and in the more distant days when its doings shall have
been recorded on the scroll of time."
Lancelot Hogben, Mathematics, the Mirror of
Civilisation:
"Diderot was staying at the Russian court, where his elegant
flippancy was entertaining the nobility. Fearing that the faith of
her retainers was at stake, the Tsaritsa commissioned Euler, the
most distinguished mathematician of the time, to debate with Diderot
in public. Diderot was informed that a mathematician had established
a proof of the existence of God. He was summoned to court without
being told the name of his opponent. Before the assembled court,
Euler accosted him with the following pronouncement, which was
uttered with due gravity: a + bn/n = x, donc Dieu existe repondez!
Algebra was Arabic to Diderot. Unfortunately he did not realize that
was the trouble. Had he realized that algebra is just a language in
which we describe the sizes of things in contrast to the ordinary
languages which we use to describe the sorts of things in the world,
he would have asked Euler to translate the first half of the
sentence into French. Translated freely into English, it may be
rendered: "A number x can be got by first adding a number a to a
number b multiplied by itself a certain number of times, and then
dividing the whole by the number of b's multiplied together. So God exists after all. What have you got to say
now?" If Diderot had asked Euler to illustrate the first part
of his remark for the clearer understanding of the Russian court,
Euler might have replied that x is 3 when a is1 and b is 2 and n is
3.... Euler's troubles would have begun when the court wanted to
know how the second part of the sentence follows from the first
part. Like many of us, Diderot had stagefright when confronted
with a sentence in size language. He left the court abruptly amid
the titters of the assembly ... and promptly returned to France."
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Lancelot Hogben, Mathematics, the Mirror of
Civilisation: "Our studies in mathematics are going to show us
that whenever the culture of a people loses contact with the common
life of mankind and becomes exclusively the plaything of a leisure
class, it is becoming a priestcraft. It is destined to end, as does
all priestcraft, in superstition. To be proud of intellectual
isolation from the common life of mankind and to be disdainful of
the great social task of education is as stupid as it is wicked. It
is the end of progress in knowledge."
Charles Darwin: "A mathematician is a blind man in a
dark room looking for a black cat which isn't there."
Ernst Mach: "Strange as it may sound, the power of
mathematics rests on its evasion of all unnecessary thought and on
its wonderful saving of mental operations."
Lewis Carroll, Through the Looking Glass:
"Contrariwise," continued Tweedledee, "if it was so, it might be,
and if it were so, it would be; but as it isn't, it ain't. That's
logic.
G. F. Simmons: "Mathematical rigor is like clothing; in
its style it ought to suit the occasion, and it diminishes comfort
and restrains freedom of movement if it is either too loose or too
tight."
Bertrand Russell, Calcul des Probabilities:
"How dare we speak of the laws of chance? Is not chance the
antithesis of all law."
Giancarlo Rota: "We often
hear that mathematics consists mainly of "proving theorems." Is a
writer's job mainly that of 'writing sentences'?"
Alfréd Rényi: "If I feel unhappy, I do mathematics to
become happy. If I am happy, I do mathematics to keep happy."
George Polyá: "Mathematics consists of proving the most
obvious thing in the least obvious way."
Siméon Poisson: "Life is good for only two things,
discovering mathematics and teaching mathematics."
Henri Poincaré: "Mathematicians do not study objects,
but relations between objects. Thus, they are free to replace some
objects by others so long as the relations remain unchanged. Content
to them is irrelevant: they are interested in form only."
Henri Poincaré: "The mathematical facts worthy of being
studied are those which, by their analogy with other facts, are
capable of leading us to the knowledge of a physical law. They
reveal the kinship between other facts, long known, but wrongly
believed to be strangers to one another."
J. E. Littlewood, A Mathematician's
Miscellany: "I read in the proof sheets of Hardy on Ramanujan:
'As someone said, each of the positive integers was one of his
personal friends.' My reaction was, 'I wonder who said that; I wish
I had.' In the next proof-sheet I read, 'It was Littlewood who
said...'"
Leonardo da Vinci: "No human investigation can be
called real science if it cannot be demonstrated mathematically."
Morris Kline: "A proof tells us where to concentrate
our doubts... Statistics: the mathematical theory of ignorance...
Logic is the art of going wrong with confidence."
Robert J. Kleinhenz: "When asked what it was like to
set about proving something, the mathematician likened proving a
theorem to seeing the peak of a mountain and trying to climb to the
top. One establishes a base camp and begins scaling the mountain's
sheer face, encountering obstacles at every turn, often retracing
one's steps and struggling every foot of the journey. Finally when
the top is reached, one stands examining the peak, taking in the
view of the surrounding countryside and then noting the automobile
road up the other side."
Robert A. Heinlein, Time Enough for Love:
"Anyone who cannot cope with mathematics is not fully human. At best
he is a tolerable subhuman who has learned to wear shoes, bathe, and
not make messes in the house."
Godfrey Hardy, Ramanujan: "I remember once
going to see him [Srinivasa Ramanujan] when he was lying ill at
Putney. I had ridden in taxi cab # 1729 and remarked that the number
seemed to me rather a dull one, and that I hoped it was not an
unfavorable omen. 'No,' he replied, 'it is a very interesting
number; it is the smallest number expressible as the sum of two
cubes in two different ways.'"
Paul Halmos, I
Want to be a Mathematician: "Mathematics is not a deductive
science - that's a cliche. When you try to prove a theorem, you
don't just list the hypotheses, and then start to reason. What you
do is trial and error, experimentation, guesswork… Don't just read
it; fight it! Ask your own questions, look for your own examples,
discover your own proofs. Is the hypothesis necessary? Is the
converse true? What happens in the classical special case? What
about the degenerate cases? Where does the proof use the
hypothesis."
Arthur Eddington: "Proof is the idol before whom the
pure mathematician tortures himself."
Freeman Dyson, Mathematics in the Physical
Sciences: “For a physicist mathematics is not just a tool by
means of which phenomena can be calculated, it is the main source of
concepts and principles by means of which new theories can be
created."
Augustus DeMorgan: "I was x years old in the year x2."
Charles Darwin: "Mathematics seems to endow one with
something like a new sense."
Lewis Carroll, Alice in Wonderland: "The
different branches of Arithmetic: Ambition, Distraction,
Uglification, and Derision."
Anonymous: "To be or not to be -- that is the square
root of 4 b2."
Kevin D. Quitt: "96.37% of all statistics are made up."
Albert Einstein: "Politics is for the moment. An
equation is for eternity."
Bumper Sticker: "Lottery: A tax on people who are bad
at math."
Samuel Johnson: "Round numbers are always
false."
Aristotle: "The whole is more than the sum
of the parts."
Daniel Dennett: "There's nothing I like less than bad
arguments for a view that I hold dear."
Donal O'Shea, Forbes,
March 12, 2007: "No person would confess at a
dinner party to having never heard of Shakespeare ... I have
listened to public intellectuals and university faculty members ...
announce that they cannot manage elementary arithmetic ... Many
otherwise gifted teachers telegraph a fear of mathematics to their
pupils ...
Frustrated administrators
substitute high-stakes testing for good teaching, ensuring that ever
more classroom time goes to test preparation rather than to enabling
student to genuinely understand. Students, accustomed to
noncomprehension, cling to the rote instruction, and each turn of
the vicious cycle further exacerbates the climate of fear and
misunderstanding attached to mathematics."
The Andy Griffith Show: Opie Flunks Arithmetic
(1965):
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Aunt Bee: [The grocer told her that] Einstein was a
dropout!
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Barney: Well, that was some time back, Aunt Bee - it
was a little easier to get by then. And besides, who knows how far
[Einstein] might have gone if he hadn't been a dropout.
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