The laws of physics are not just rules, they are the language of the universe.

You have to say, I am the person who is going to make the difference.

变化是不可避免的，但进步是一种选择。

我不后悔做过的事，只后悔有机会时没做的事。

Leadership is about making tough decisions today that will benefit future generations.

可持续发展的关键是平衡经济增长和环境保护。

知识的真正方法是实验。