I think we all have a little bit of that rebel in us. It's just a matter of how much you let it out.

I don’t think about being the best in history. I think about being the best every day.

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

真正的领导力在于帮助他人发挥他们的全部潜力。

A picture is a fact.

理解人类认知的关键在于理解符号是如何被操作的。