The cost of inaction is far greater than the cost of action.

If we don't believe in freedom of expression for people we despise, we don't believe in it at all.

世界比你想象的更具可塑性。我们可以把它塑造成更好的样子。

积极心理学不是一项观赏性运动

I like talking to a brick wall, it’s the only thing in the world that never contradicts me.

The power of a computational model is not just in its ability to compute, but in its ability to generalize from specific instances.

你遇见的每一个人，都对某些你一无所知的东西了如指掌。你要做的就是去发现那是什么东西，当然那并不会很明显。