教师必须具有健康的体魄，农人的身手，科学的头脑，艺术的兴味，改革社会的精神。

The best decisions are made when you combine data with intuition and experience.

递归是计算的根源，因为它需要时间来描述。

You don't manage people; you manage things. You lead people.

The real is not only what can be reproduced, but that which is always already reproduced.