快乐不是因为拥有的多，而是计较的少。

战争即和平。自由即奴役。无知即力量。

正义的概念不是法律概念，而是道德概念。

Quality is never an accident; it is always the result of intelligent effort.

I’ve always been an optimist and I suppose that is rooted in my belief that the power of creativity and intelligence can make the world a better place.

The iron rule of nature is: You get what you reward for.If you want ants to come, you put sugar on the floor.

写作是学习死亡，学习放弃一切。

Technology should make us better stewards, not more efficient plunderers.