The method of psychology must be as exact as the methods of the natural sciences.
The dialogue between science and society must be ongoing.
模型最重要的不是其假设，而是其结论。
"Science is the great antidote to the poison of enthusiasm and superstition."
The best investment strategy is one that is based on sound principles and executed with discipline.
On choosing friends: "Life's too short to hang out with people who aren't resourceful."