可持续性不是潮流，而是唯一的前进道路。

Critical comments by students should be taken in a friendly spirit， accumulation of material should not stifle the student’s independence.

时间不会治愈。它只是让伤痛变得熟悉。

The interest of the behaviorist in man's doings is more than the interest of the spectator—he wants to control man's reactions as physical scientists want to control and manipulate other natural phenomena.

我打每一分都像我的生命取决于它一样。

译文：读书人本来就不是大富大贵的命，得意时也不必炫耀锦衣玉食。