个人行为并非为了最大化独立存在的效用函数。

如果你不知道，意见有什么用呢？

The ethical implications of gene editing must be considered at every step.

经济模型的价值在于其解释和预测的能力。

He not busy being born is busy dying.

We are not in the coffee business serving people, we are in the people business serving coffee.

I think that in mathematics, and maybe in life, you have to be willing to be a little bit lost.

The main task in life is simply this: to identify and separate matters so that I can say clearly to myself which are externals not under my control, and which have to do with the choices I actually control.