Man finds himself only in action.

A quota is just a number unless it’s enforced with conviction.

每位研究者都梦想着做一些能够帮助世界的事情。

The only freedom which deserves the name is that of pursuing our own good in our own way， so long as we do not attempt to deprive others of theirs， or impede their efforts to obtain it.

可持续性还不够——我们需要再生。