The use of a program to prove the 4-color theorem will not change mathematics - it merely demonstrates that the theorem, a challenge for a century, is probably not important to mathematics.

外交就是将你的敌人变成朋友，而不是将你的朋友变成敌人。

Humor is a way to deal with the absurdity of life.

Biology is the study of complicated things that give the appearance of having been designed for a purpose.