"Memory is what we thought we'd forgotten; it's what we have forgotten we've forgotten."

每一个数学问题都是一个等待解决的谜题，每一个解决方案都是迈向更深入理解的一步。

The most dangerous weapon is not the one that kills, but the one that changes minds.

过去是一个幽灵，萦绕在现在。

We are constantly refining our models to improve performance.