The historian is a prophet looking backwards.

The most important thing is that you have a North Star. You have to know where you're going.

I don’t run from challenges, I run toward them.

革命道德不是从天上掉下来的。它是在日常斗争中培养，在革命活动中锤炼的。

接近精神世界的唯一途径是通过敬畏之门。

你的大脑比你想象的更强大，关键在于如何激活它。

Ethics isn't a barrier to progress—it's a guide for responsible progress.

The only thing that makes life possible is permanent, intolerable uncertainty; not knowing what comes next.