自由的概念与真理的概念不可分割。

People are always blaming their circumstances for what they are. I don't believe in circumstances. The people who get on in this world are the people who get up and look for the circumstances they want, and, if they can't find them, make them.

学习和思考的时间远远多于做事的时间，这种习惯绝非偶然。

在儿童时期没有养成思想的习惯。将使他从此以后一生都没有思想的能力。

The only limits that exist are the ones in your mind.

The most dangerous phrase in business is 'We've always done it this way.'

不义的人不能让他富裕,不义的人不能让他显贵,不义的人不能给他信任,不义的人不使他接近。