Euclid taught me that without assumptions there is no proof. Therefore, in any argument, examine the assumptions.

Fashion as King is sometimes a very stupid ruler.

Time makes fools of us all. Our only comfort is that greater shall come after us.

If indeed, as Hilbert asserted, mathematics is a meaningless game played with meaningless marks on paper, the only mathematical experience to which we can refer is the making of marks on paper.

Out of fifty mathematical papers presented in brief at such a meeting, it is a rare mathematician indeed who really understands what more than half a dozen are about.

I have always hated machinery, and the only machine I ever understood was a wheelbarrow, and that but imperfectly.

The longer mathematics lives the more abstract - and therefore, possibly also the more practical - it becomes.

The mistakes and unresolved difficulties of the past in mathematics have always been the opportunities of its future.

It is the perennial youthfulness of mathematics itself which marks it off with a disconcerting immortality from the other sciences.

Euclid taught me that without assumptions there is no proof. Therefore, in any argument, examine the assumptions.

The pursuit of pretty formulas and neat theorems can no doubt quickly degenerate into a silly vice, but so can the quest for austere generalities which are so very general indeed that they are incapable of application to any particular.

Guided only by their feeling for symmetry, simplicity, and generality, and an indefinable sense of the fitness of things, creative mathematicians now, as in the past, are inspired by the art of mathematics rather than by any prospect of ultimate usefulness.

"Obvious" is the most dangerous word in mathematics.

Science makes no pretension to eternal truth or absolute truth.

'Obvious' is the most dangerous word in mathematics.

The best argument for mutual funds is that they offer safety and diversification. But they don't necessarily offer safety and diversification.

I'd like to do policy and I'd like to do philosophy, I'd like to be able to get into the depth, into the meat of the argument - that's the kind of stuff I want to do.

The methods of peace propaganda which aim at establishing peace doctrine by argument and by creating a feeling favorable to peace in general seem to fall short of reaching the springs of human action and of dealing with the causes of the conduct which they seek to modify.

Anyone who conducts an argument by appealing to authority is not using his intelligence; he is just using his memory.

Theses officers were good friends, so it must have been a terrible argument, because the one who played chess with my father was so angry that he walked over to the dentist's house and got the dentist out of bed and shot him.

A half truth, like half a brick, is always more forcible as an argument than a whole one. It carries better.

Behind every argument is someone's ignorance.

If you feel yourself to be above the mass, speak so as to raise the mass to the height of your argument.

Neither irony or sarcasm is argument.

The best argument I know for an immortal life is the existence of a man who deserves one.

One could drive a prairie schooner through any part of his argument and never scrape against a fact.

History is full of really good stories. That's the main reason I got into this racket: I want to make the argument that history is interesting.

Another argument, vaguer and even less persuasive, is that gay marriage somehow does harm to heterosexual marriage. I have yet to meet anyone who can explain to me what this means. In what way would allowing same-sex partners to marry diminish the marriages of heterosexual couples?

Given the difficulty of resisting such temptations over the longer run, a proper concern for the welfare of congressional souls may well be the ultimate argument in favor of term limitations.

It depends on the situation. I mean, on one hand there's the argument that people should be left alone on the other hand, there's the argument to wade in a stop slaughters in places like Bosnia and Kosovo and what we probably should have done in Rwanda.

The best way I know of to win an argument is to start by being in the right.

I passionately believe that's it's not just what you say that counts, it's also how you say it - that the success of your argument critically depends on your manner of presenting it.

It's all very boring to say that we get along great and all that and sometimes we mock up come aggravation to make it interesting but the truth of it is that we get along so well we've never had an argument.

Truth springs from argument amongst friends.

But black people fall for that same argument, and they go around talking about law breakers. We did not make the laws in this country. We are neither morally nor legally confined to those laws. Those laws that keep them up, keep us down.

The common argument that crime is caused by poverty is a kind of slander on the poor.

Silence is argument carried out by other means.

If this phrase of the 'balance of power' is to be always an argument for war, the pretext for war will never be wanting, and peace can never be secure.

Be able to analyze statistics, which can be used to support or undercut almost any argument.

As set forth by theologians, the idea of 'God' is an argument that assumes its own conclusions, and proves nothing.

Preaching is to much avail, but practice is far more effective. A godly life is the strongest argument you can offer the skeptic.

The best way to win an argument is to begin by being right.

I do not have a brain that I long for in dealing with matters of which I am ignorant, that don't come within my ken and a rationale, a reason, and argument and so on, and I can't do that and I'm not in that bracket at all.

The irrationality of a thing is no argument against its existence, rather a condition of it.

The most powerful argument of all for saving open space is economics; in most states, tourism is the number two industry.

Discussion is an exchange of knowledge; an argument an exchange of ignorance.

He who establishes his argument by noise and command shows that his reason is weak.

I do insist on making what I hope is sense so there's always a coherent narrative or argument that the reader can follow.

You never need an argument against the use of violence, you need an argument for it.