"The dead are not dead until they are forgotten."

心理学是精神生活的科学，而不仅仅是其元素的分类。

计算效率的概念是学习算法设计的核心。

The world is moving so fast these days that the man who says it can't be done is generally interrupted by someone doing it.

The truth is rarely pure and never simple.

"In the end, all we have are the stories we tell."

We are all of us, every day, engaged in the act of creating ourselves.

外交需要保持冷静和理智，不受情绪和个人偏见的影响。

水的源头如果浑浊，那么水流就不可能清澈；言行不讲信用的，名声必然受到损害。