If you pick up a starving dog and make him prosperous, he will not bite you. This is the principal difference between a dog and a man.
心理学必须是一门关于生活的科学，而不仅仅是实验室的科学。
The most challenging part of acting is not the technical aspects, but the emotional honesty.
The pursuit of mathematical knowledge is a never-ending adventure, filled with challenges, surprises, and the satisfaction of solving the unsolvable.
We will cease to be so angry once we cease to be so hopeful.