Most people are other people. Their thoughts are someone else's opinions, their lives a mimicry, their passions a quotation.

唱歌是我表达情感的方式，我希望听众能感受到我的真诚。

一个常见的经验是，一个晚上难以解决的问题在睡眠委员会工作后，在早上得到了解决。

Sustainability is not a choice anymore—it's our responsibility to future generations.

"In the midst of winter, I found there was, within me, an invincible summer."

Make you the most impatient are your greatest source of learning.

数学的本质在于它的自由。