最终，我们记住的不是敌人的话语，而是朋友的沉默。

I've been waiting more than 30 years to say this: "Dad, I always told you I'd come back and get my degree." I want to thank Harvard for this timely honor. I'll be changing my job next year…and it will be nice to finally have a college degree on my resume.

The essence of power is not in its strength, but in its ability to influence.

儿童不是缩小的成人，而是有其自身发展规律的个体。