Understanding the limits of computation is as important as understanding its possibilities.

The essence of art is to reveal the hidden.

没有大胆的猜想，就没有伟大的发现。

Fear of something is at the root of hate for others, and hate within will eventually destroy the hater.

The progress of society depends on the efforts of each individual.

诗人是无言者的声音。

如果天不改变，道也不会改变。