The general will is always right， but the judgment which guides it is not always enlightened.

你们会选择安逸的生活，还是选择一个奉献与冒险的人生？

最好的投资就是投资自己。

The true measure of our success is how well we feed the world while preserving its resources.

"Randomized experiments are the gold standard for causal inference, but they are not always feasible."

I know you are here to kill me. Shoot, coward, you are only going to kill a man.

要理解一个人，你必须先理解他们的沉默。