Psychology must be based on facts, not hypotheses.
心理学必须基于事实，而非假设。
Every man's life ends the same way. It is only the details of how he lived and how he died that distinguish one man from another.
The art of leadership is saying no, not yes. It is very easy to say yes.
思想的多样性带来行动的创新。
我必须研究政治和战争、挂毯和瓷器。