An empire founded by war has to maintain itself by war.

The investor's chief problem—and even his worst enemy—is likely to be himself.

改变的秘诀是将你所有的精力集中在建设新事物上，而不是与旧事物斗争。

人性本善，社会使其败坏。

我不是一个回头看的人，我总是向前看。