Every mental state exists for a purpose; to understand it, we must ask what function it serves in the broader system of behavior.

I have to remind myself that some birds aren't meant to be caged. Their feathers are just too bright. And when they fly away, the part of you that knows it was a sin to lock them up DOES rejoice. Still, the place you live in is that much more drab and empty that they're gone. I guess I just miss my friend.

细胞的语言是用分子和力写成的。

最重要的是保持韧性。

It is best to act with confidence, no matter how little right you have to it.

创业就要像打麻将一样，要时刻保持兴奋和紧张感。