译文：贫穷的人不用学俭朴，自会俭朴，卑贱的人不用学谦恭，自会谦恭。

心理学必须建立在生活经验的事实基础上。

The beauty of instrumental variables is that they allow us to see the world in a new light.

The main task in life is simply this: to identify and separate from the things that are not ourselves, so that we can become ourselves.

过去是一个异国；他们在那里做事的方式不同。

April is the cruelest month, breeding lilacs out of the dead land, mixing memory and desire, stirring dull roots with spring rain.

市场不会因为你正确而奖励你，它会因为你盈利而奖励你。