Fools ignore complexity. Pragmatists suffer it. Some can avoid it. Geniuses remove it.

Some books are to be tasted， others to be swallowed， and some few to be chewed and digested.

我们必须记住，在自然界中既没有奖励也没有惩罚——只有后果。

世界就是一本书，不旅行的人只读了其中一页。