The great question which, in all ages, has disturbed mankind, and brought on them the greatest part of their mischiefs, has been, not whether there be power in the world, nor whence it came, but who should have it.

Happiness is found within.

快乐的最好方法是活在当下。

如果你要去创业，多花点时间思考别人为什么失败，不要去思考别人为什么成功。