积极思考的力量是在环境中没有任何支持的情况下，在自己身上产生一种确定感的能力。

We don't inherit the earth from our ancestors; we borrow it from our children—this must guide every business decision.

Discipline is the bridge between goals and accomplishment.

做你自己，因为别人已经有人做了。

Be yourself; everyone else is already taken.

Look up at the stars and not down at your feet. Try to make sense of what you see, and wonder about what makes the universe exist. Be curious.