勇敢是一种德行，不仅在战斗中，在生活中的各个方面都需要勇敢。
Courage is a virtue necessary not only in war, but in life as well.
We are all ghosts of ourselves, haunting the places we once lived.
I can calculate the motions of the heavenly bodies， but not the madness of people.
What ever you do, do it well. Do it so well that when people see you do it they will want to come back and see you do it again and they will want to bring others and show them how well you do what you do.
释义：财富和地位并没有固定的来源，都是通过勤奋努力得来的。
生命太短暂，不要带着遗憾醒来。
书籍是灵魂的镜子。