如果没有正确应用的智慧，最先进的技术也毫无用处。

Happiness is not something ready-made. It comes from your own actions.

颜渊感叹地说：“老师的学问越仰望越觉得高耸，越钻研越觉得深厚；看着就在前面，忽然却在后面。老师步步引导，用知识丰富我，用礼法约束我，想不学都不成。

时间是我所有作品中看不见的材料。

The highest manifestation of life consists in this: that a being governs its own actions. A thing which is always subject to the direction of another is somewhat of a dead thing.

We perceive the world in terms of its utility for our survival.

最有效的发展干预措施往往是最简单的。

一对爱人婚前彼此非常了解或性格特别相似，这并不能说明他们婚后会幸福。他们往往是弄到后来距离越来越远，彼此烦恼。你既然得和这个人过一辈子，对他的缺点知道得越少越好。