我们在这里是为了在宇宙中留下印记。否则我们为什么还要在这里？

It's so hard to say goodbye to yesterday

We are survival machines—robot vehicles blindly programmed to preserve the selfish molecules known as genes.

生活就是要抓住机会并为之努力。

Books say: She did this because. Life says: She did this. Books are where things are explained to you; life is where things aren't.

经济学最终是为了改善人类福祉。