数学中最深刻的见解往往来自最抽象的理论。
The deepest insights in mathematics often come from the most abstract theories.
You've got to learn to leave the table when love's no longer being served.
The past is never dead. It's not even past.
"The beauty of computational complexity lies in its ability to classify problems based on their inherent difficulty."
过去从未死去，它甚至还没有过去。
生活不是一个人所过的日子，而是他所记住的日子以及为了讲述它们而记住的方式。