Every material has its own memory and history.

War is an ugly thing， but not the ugliest of things: the decayed and degraded state of moral and patriotic feeling which thinks that nothing is worth a war， is much worse.

To define is to limit.

 智慧之光如太阳照耀着智力。

抽象的目的不是模糊，而是创建一个新的语义层次，在这个层次上可以绝对精确。

I want to make a difference in the world.