文学是发现普通人身上非凡之处的艺术，用普通的话语说出非凡的事情。
Literature is the art of discovering something extraordinary about ordinary people, and saying with ordinary words something extraordinary.
That is what learning is. You suddenly understand something you've understood all your life, but in a new way.
The truth is not always beautiful, nor beautiful words the truth.
The good times of today, are the sad thoughts of tomorrow.
A proof that P = NP would have profound implications for mathematics, cryptography, and algorithm design.
Perhaps as important is the relation between the existence of solutions to a competitive equilibrium and the problems of normative or welfare economics.
"The best stories are those that leave a mark on the soul."