知足者最富有，因为知足是自然的财富。

I never doubted myself. I knew that I was going to be something.

I'm not going to sit here and say I'm a role model, because I'm not trying to be.

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。