——赠宋庆龄题词，1922年
I don't like to gamble, but if there's one thing I'm willing to bet on, it's myself.
The greatest discovery of my generation is that a human being can alter his life by altering his attitudes.
The Langlands program is a challenge to the boundaries of mathematical knowledge.
The future competition is about ecosystems. We must build an open cloud ecosystem with our partners.