我不是一个完美的人，我从来没有声称过。但我每天都在努力变得比昨天更好。
领导力就是做出今天艰难的决定，造福下一代。
Literature is the art of discovering something extraordinary about ordinary people, and saying with ordinary words something extraordinary.
The way positive reinforcement is carried out is more important than the amount.
The essence of mathematics lies in its freedom.
The language of molecules is universal, and we are just learning to speak it.
You are never too old to set another goal or to dream a new dream.