The greatest experiments are those that challenge what we think we know.

Out of my own great woe I make my little songs.

我试图写出既有趣又发人深省的书。

Change your life today. Don't gamble on the future, act now, without delay.

物理学的美丽在于它能够用几个简单的原理解释宇宙。

人生是一次性的旅行。正因如此，我们必须珍惜每一个瞬间。