所有没有杀掉我的就只会令我更顽强!
如果你想走得快,就一个人走。如果你想走得远,就一起走。
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 a finite problem.
The art of being wise is the art of knowing what to overlook.