I'm a failed poet. Maybe every novelist wants to write poetry first, finds he can't and then tries the short story which is the most demanding form after poetry. And failing at that, only then does he turn to the novel.

在这个世界上，有些东西用石头是刻不来的。在我们的心中有块地方是关不住的，那块地方称为自由。

AdS/CFT对应是一个强大的工具，它弥合了量子场论和引力之间的差距，为我们提供了对时空本质的深刻见解。