Mathematics is not just about numbers, equations, computations, or algorithms: it is about understanding.

In the end, we will remember not the words of our enemies, but the silence of our friends.

当你倾听最接近问题的人时，才能做出最佳决策。

"I can resist everything except temptation."

"We are all alone, born alone, die alone, and—in spite of True Romance magazines—we shall all someday look back on our lives and see that, in spite of our company, we were alone the whole way."