你活得越充实，就越不害怕死亡。

Fearless is not the absence of fear. It’s not being completely unafraid. To me, fearless is having fears. Fearless is having doubts. Lots of them. To me, fearless is living in spite of those things that scare you to death.

I'm a survivor. I'm like a cockroach, you just can't get rid of me.

幸福的秘诀是自由，而自由的秘诀是勇气。

True understanding in science comes from connecting seemingly unrelated dots.