我认为生活中最伟大的事情就是能够回馈。
I think the greatest thing in life is to be able to give back.
The test of our progress is not whether we add more to the abundance of those who have much; it is whether we provide enough for those who have too little.
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.