Psychology must be grounded in the reality of the organism's struggle to exist.

The art of being wise is the art of knowing what to overlook.

心理学必须是一门实用的科学，关注心理运作的方式和原因。

People who cannot find time for recreation are obliged sooner or later to find time for illness.

我通过圆点看世界，这就是我理解它的方式。

The darkness is not outside, but within us.

The fact that there is nothing permanent except change is a permanent theme in nature.

土壤上的每一道拖拉机轨迹，都是传统面容上的一道疤痕。