The purpose of abstraction is not to be vague, but to create a new semantic level in which one can be absolutely precise.

你给予的越多，拥有的越少。

The key to success is to focus on the long term and not get distracted by short-term fluctuations.

Psychology must be a purely descriptive science.

In science, there is no such thing as a final answer.

婚姻是男女的结合，是终生的伴侣关系，是神圣和人类法律的共享。