"The best and most beautiful things in the world cannot be seen or even touched - they must be felt with the heart."

I think prime numbers are like life. They are very logical but you could never work out the rules, even if you spent all your time thinking about them.

The most powerful art often emerges from the simplest ideas.

The most important thing is to enjoy what you do.

唯一比被人议论更糟的是无人议论。