There is no greater agony than bearing an untold story inside you.

To understand the universe, you must understand the language in which it is written, and that language is mathematics.

宇宙的扭曲面——黑洞、虫洞、奇点和时间扭曲——才是真正的精彩所在。

Houston, Tranquility Base here. The Eagle has landed.

一本书是一次被推迟的自杀。