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.

We mathematicans are all a bit crazy.

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

Cosmologists are often in error, but never in doubt

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

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

Product of optimism and knowledge is a constant.