人生中最难的事情是知道该跨过哪座桥，该烧掉哪座桥。

I think it's important to have a positive attitude and to be optimistic.

I don't fear failure. I fear not trying.

I don't want to be a product of my environment. I want my environment to be a product of me.

我们对宇宙理解的唯一限制是我们的想象力。

释义：不能因为一时的称赞，就认为某人是君子；也不能因为一时的诽谤，就认为某人是小人。

在某种程度上，我们都是流亡者，寻找一个可以称之为家的地方。