The past is the past, and that’s where it belongs.

当没有人相信你的时候，你必须相信自己。

That which is, is peace. All that we need do is to keep quiet.

To understand a life, one must first understand the age in which it was lived.

The stock market is a voting machine in the short term, but a weighing machine in the long term.

Confidence isn't optimism or pessimism, and it's not a character attribute. It's the expectation of a positive outcome.

在量子力学中，观察的行为会改变被观察的系统。