在数学中，最简单的问题往往导致最深刻的发现。
Prime numbers are what is left when you have taken all the patterns away. 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 past is a resource that can be used in the present.
The curious paradox is that when I accept myself just as I am, then I can change.
生活即教育。
The nose of a mob is its imagination. By this, at any time, it can be quietly led.