It is the merest truism, evident at once to unsophisticated observation, that mathematics is a human invention.

There is no adequate defense, except stupidity, against the impact of a new idea.

Nature does not count nor do integers occur in nature. Man made them all, integers and all the rest, Kronecker to the contrary notwithstanding.

Science is what scientists do, and there are as many scientific methods as there are individual scientists.

The first business of a man of science is to proclaim the truth as he finds it, and let the world adjust itself as best it can to the new knowledge.

Coincidence is what you have left over when you apply a bad theory.

The true meaning of a term is to be found by observing what a man does with it, not by what he says about it.

My point of view is that science is essentially private, whereas the almost universal counter point of view, explicitly stated in many of the articles in the Encyclopaedia, is that it must be public.

In general, we mean by any concept nothing more than a set of operations; the concept is synonymous with the corresponding set of operations.

The vitality of art is its capacity for infinite expansion. One form doesn't preclude another any more than the existence of Mozart makes the existence of Bach superfluous.

A king who is renowned for mercy, " said the Arobern, with heavy irony, "must also be renowned in equal measure for injustice.

I travel pretty frequently, but a few things that are routine are going for a run, getting my green tea in the morning, and checking email... well, all the time!

It is our mind, and that alone, that chains us or sets us free.

Ruud Gullit was able to impose his multi-lingual skills on this match.

Some women are lost in the fire. Some women are built from it.

There are two kinds of egotists: Those who admit it, and the rest of us

It was a life I didn’t want to leave behind.It was a life I didn’t want to forget.

Every NASCAR driver watches Formula One in the morning; they are well informed.

You don't need a Harvard MBA to know that the bedroom and the boardroom are just two sides of the same ballgame.