What I’ve achieved in tennis is great, but who I am as a person is more important.

The purpose of life is to live it, to taste experience to the utmost, to reach out eagerly and without fear for newer and richer experience.

I'm not afraid of dying, I just don't want to be there when it happens.

The nose of a mob is its imagination. By this, at any time, it can be quietly led.

L-函数的算术是解开宇宙秘密的关键。