最重要的是被感动，去爱，去希望，去颤抖，去生活。

"History is not what happened. History is just what historians tell us."

可持续性不再是选择，而是我们对后代的责任。

They throw their shadows before them who carry their lantern on their back.

The beauty of mathematics is that it is one of the few areas of human endeavor where absolute truth can be known.

有两样东西，人们越是经常持久地对之凝神思索，它们就越是使内心充满常新而日增的惊奇和敬畏：我头上的星空和我心中的道德律。

偏见是愚人用来代替理智的东西。