战争是万物之母，和平是万物之父。
War is the father of all, and king of all; and some he has made gods, and some men; some he has made slaves, and some free.
The beauty of mathematics lies in its ability to simplify the complex.
The human animal is a bad animal.
The voice is an instrument that everyone has.
如果你尊重纸的特性并相应设计，纸也可以是永久的。
Intelligence is not the ability to store information, but to know how to use it.