Mathematical intuition is like a muscle - it grows stronger with exercise.
The only thing that you absolutely have to know is the location of the library.
In mathematics, the art of proposing a question must be held of higher value than solving it.
The value of psychology is in its power to explain life.
The truth is, we all suffer, but we suffer differently.
简洁是可靠性的前提。
The world is not run by those who are right. It is run by those who can convince others they are right.