改变的秘诀在于集中你所有的精力，不是对抗旧的，而是建设新的。

"Children see details adults overlook - that's why picture books matter."

I'm not a perfect person, but I'm a real person.

成功不是终点，失败也并非致命，重要的是继续前进的勇气。

I'm not in competition with anybody but myself. My goal is to beat my last performance.

人类的状况是永恒的苦难。