失败不是我的敌人...害怕失败才是我的敌人。

Mathematics is the science of patterns, and nature exploits every possible pattern.

The material is the message.

The liabilities are always percent good.It's the assets you have to worry about.

我从田径中学到的竞争艺术就是忘记的艺术，我现在提醒自己这一点。你必须忘记你的极限，你必须忘记你的疑虑、你的痛苦、你的过去。