"The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion."

过去是一个陌生的国度；那里的人做事方式不同。

Change is not merely necessary to life—it is life.

"In the end, we will remember not the words of our enemies, but the silence of our friends."

But who prays for Satan? Who, in eighteencenturies, has had the common humanity to pray for the one sinner that needed it most?（From Jane Lampton Clemens）

科学的真正力量在于它能够在我们追求知识的过程中团结我们。

Collaboration across borders is essential to solving global food security challenges.

The secondary rules are those that provide for the creation, alteration, and extinction of primary rules.