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

可持续性不是选择，而是我们对下一代的责任。

我们需要确保互联网保持开放，让每个人都能访问。

Psychology is concerned with the what and how of mental life, not the why.

The uniform， constant， and uninterrupted effort of every man to better his condition， the principle from which public and national as well as private opulence is originally derived.