Cosmologists are often in error, but never in doubt

Everybody has a capacity for a happy life. All these talks about how difficult times we live in, that's just a clever way to justify fear and laziness.

Most important part of doing physics is the knowledge of approximation.

A method is more important than a discovery, since the right method will lead to new and even more important discoveries.

Product of optimism and knowledge is a constant.

Money is in the exponent. And exponent needs to be calculated precisely.

We mathematicans are all a bit crazy.

Why add prime numbers? Prime numbers are made to be multiplied, not added.

If your situation is too tough, don´t go back, go forward. You die quicker when you go backward. Die later when you go forward.

A great painting is something that you can come back to again and again.

I came to this country when I was twelve years old because my parents wanted to give me new opportunities to succeed. President Obama wants everyone to have the chances I had.

I have read that, on the average, the Japanese are getting taller, but at the moment they seem to be about the same height as American junior-high-school students, only with fewer guns.

We ended the war in Vietnam, and brought the troops home.

Poverty doesn’t give you strength or teach you lessons about perseverance. No, poverty only teaches you how to be poor.

There's no such thing beneath the heavens as conditions favorable to art. Art must crash through or perish.

Knowledge is devalued when it becomes too generally known

Prions are highly indestructible.

When I was poor living in a garage in Kansas I began to draw the mice that scampered over my desk. That is how Mickey Mouse was born.