我们必须确保基因编辑造福全人类，而不仅仅是少数特权阶层。

The absence of alternatives clears the mind marvelously.

You can't go back and change the beginning, but you can start where you are and change the ending.

A well-designed deposit insurance system can prevent bank runs without creating excessive moral hazard.

爱与战争是同一枚硬币的两面。