If I were to awaken after having slept for a thousand years, my first question would be: Has the Riemann hypothesis been proven?

Mathematics knows no races or geographic boundaries; for mathematics, the cultural world is one country.

Sometimes it happens that a man's circle of horizon becomes smaller and smaller, and as the radius approaches zero it concentrates on one point. And then that becomes his point of view.

Mathematics is a game played according to certain simple rules with meaningless marks on paper.

Some people have got a mental horizon of radius zero and call it their point of view.

Begin with the simplest examples.

For us there is no ignorabimus, and in my opinion none whatever in natural science. In opposition to the foolish ignorabimus our slogan shall be: "We must know - we will know!"

If one were to bring ten of the wisest men in the world together and ask them what was the most stupid thing in existence, they would not be able to discover anything so stupid as astrology.

The art of doing mathematics consists in finding that special case which contains all the germs of generality.

Physics is becoming too difficult for the physicists.

He who seeks for methods without having a definite problem in mind seeks in the most part in vain.

Let pure love be your guide and never let your heart burn.

But you know how it is with fathers and sons. We can’t say what we want to say. We think a nod is a paragraph and a sentence is a book, and, in the end, all that’s important is left unspoken.

Bravery means doing something scary.

The universe as a giant harpstring, oscillating in and out of existence! What note does it play, by the way? Passages from the Numerical Harmonies, I supposed?

Mastering others is strength. Mastering yourself is true power.

Gratitude begins in our hearts and then dovetails into behavior. It almost always makes you willing to be of service, which is where the joy resides.

Let's have some wine, go upstairs, and look at my money.

As an actor, you get to sort of bounce back and forth in terms of the age range you play and the life experience that your characters have.

Everyone desires long life, not one old age.

The men who administer public affairs must first of all see that everyone holds onto what is his, and that private men are never deprived of their goods by public men.