释义：天之险在于高不可升，地之险在于山川丘陵。王公设险以保卫国家，险的功用非常大。

Success is not final, failure is not fatal: it is the courage to continue that counts.

你必须独一无二，与众不同，以自己的方式闪耀。

今天所做之事勿候明天，自己所做之事勿候他人。

Greatness comes from consistently doing small things well.

You can't build any kind of organization if you're not going to surround yourself with people who have experience and skill base beyond your own.

存在前于本质。