国君自以为神圣聪明，而不去咨询官吏，自以为国家安定强大，而不注重防守，周围的邻国图谋侵略他却不知道戒备。 

Do not follow where the path may lead. Go instead where there is no path and leave a trail.

I don't believe in luck. I believe in hard work and persistence.

We must be free not because we claim freedom, but because we practice it.

Pain is temporary, but quitting lasts forever.

我不让成功冲昏头脑。

The moral feeling of human nature is an obligation， and we must endow the soul with the sense of beauty.