写过去是理解现在和想象不同未来的一种方式。

Nowadays, particularly in the United States, if you meet someone at the bottom of society, they may unkindly be described as a "loser." There's a real difference between an unfortunate and a loser, and that shows 400 years of evolution in society and our belief in who is responsible for our lives. It's no longer the gods, it's us. We're in the driving seat.

The scientist is not a person who gives the right answers, he's one who asks the right questions.

你越爱自己，就越能给予他人爱。

在夜晚的寂静中，我们讲述给自己的故事成为我们生活的真理。

数学的语言是普遍的，超越了文化和语言的障碍。