In quantum mechanics, the act of measurement can change the state of the system being measured.

The merit of Marx is that he suddenly produces a qualitative change in the history of social thought. He interprets history, understands its dynamic, predicts the future, but in addition to predicting it, he expresses a revolutionary concept: the world must not only be interpreted, it must be transformed.

The only limit to our understanding of the universe is our imagination.

我不能演戏，因为戏剧不是真实生活，而且里面充满了做毫无意义事情的人。

有时候，最普通的事情可以通过与合适的人一起做而变得非凡。

在科学中最令人兴奋的短语，预示着新发现的，不是“我发现了！”而是“这很有趣……”

To one who has faith， no explanation is necessary.To one without faith， no explanation is possible.