Dead men are heavier than broken hearts.

数学的美在于它既精确又富有创造性。

"The beauty of literature lies in its ability to reveal the universal through the particular."

The essence of causal inference is to go beyond the data and ask what would happen if we intervene.

真相很少是纯粹的，也绝不简单。

登山不因为艰难险峻就停止攀登，那么最终必定能登上峻岭。

爱着的心才是真正活着的心。