Let him who would move the world first move himself.

解释：高明的医生注重预防疾病，而不是等到疾病发生后再去治疗。

There is no necessary connection between law and morality.

I think frugality drives innovation， just like other constraints do. One of the only ways to get out of a tight box is to invent your way out.

The true storyteller does not seek to entertain but to awaken the conscience of the reader.