我们必须从过去中学习，为未来创新。

Literature is a force that can change the world.

靠近水边楼台，能先看到月亮的投影；迎着阳光的花木，光照好发芽就早。

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

我不会再让你伤害我了

The bird a nest, the spider a web, man friendship.