Literature is the memory of humanity, and without memory, there is no identity.

数学是给不同事物以相同名称的艺术。

The world loved man when he smiled. The world became afraid of him when he laughed.

希望是心灵的灯塔。

The uniform， constant， and uninterrupted effort of every man to better his condition， the principle from which public and national as well as private opulence is originally derived.

The quality of an organization can never exceed the quality of the minds that make it up.

真相从来不是单一的，它总是多重的。