You better lose yourself in the music, the moment, you own it, you better never let it go.

You don’t have to be great to start, but you have to start to be great.

When you work on hard problems long enough, you start to see connections where others see only confusion.

过去半个世纪最重要的政治发展是自由民主在世界范围内的传播。

实现不可能的唯一方法就是相信它是可能的。