"Theologians talk about a prevenient grace that precedes grace itself and allows us to accept it. I think there must also be a prevenient courage that allows us to be brave - that is, to acknowledge that there is more beauty than our eyes can bear, that precious things have been put into our hands and to do nothing to honor them is to do great harm."

只有利他的生活才是值得过的生活。

没有信仰的科学是瘸子，没有科学的信仰是瞎子。

不同元素的原子通过它们的重量相互区分。

In the end, we are all alone, and that is the fundamental condition of human existence.

我不想成为榜样。我想成为一个人。