A scientist worthy of his name, about all a mathematician, experiences in his work the same impression as an artist; his pleasure is as great and of the same nature.

Point set topology is a disease from which the human race will soon recover.

It is by logic that we prove, but by intuition that we discover. To know how to criticize is good, to know how to create is better.

There are no solved problems; there are only problems that are more or less solved.

The scientist does not study nature because it is useful; he studies it because he delights in it, and he delights in it because it is beautiful.

Doubt everything or believe everything: these are two equally convenient strategies. With either we dispense with the need for reflection.

If nature were not beautiful, it would not be worth knowing, and if nature were not worth knowing, life would not be worth living

It is through science that we prove, but through intuition that we discover.

Geometry is the art of correct reasoning from incorrectly drawn figures.

One geometry cannot be more true than another; it can only be more convenient.

It is far better to foresee even without certainty than not to foresee at all.

They say that patriotism is the last refuge to which a scoundrel clings steal a little and they throw you in jail. Steal a lot and then they make you king.

Just because we can think does not mean we are separate from everything.

My commitment to the Olympics is not a political commitment. It's not a commitment to any particular social system or cultural idea. It is a commitment to sport.

That gloomy outside, like a rusty chest, contains the shoring treasure of a soul resolved and brave.

I've read a couple of things that I was sort of close to having a nervous breakdown. But I don't think I was. I was very, very tired. It was a really difficult time.

As for myself: I had come to the conclusion that there was nothing sacred about myself or about any human being, that we were all machines, doomed to collide and collide and collide.

I think a lot of actors are overly concerned about being well liked in the parts they play.

Leonard Chess passed, and that was the end of the Chess label for that time.

Medication should never be considered the only tool for helping a person.

Repressive states are developing weapons that could cause destruction on a massive scale.