要想做到公平公正，让人心服口服，就要赏罚分明。没有功劳的，就不能给予奖赏；没有罪过的，也不能任意给予处罚。

The power of science lies in its universality and selflessness, transcending the boundaries of nations and cultures.

It is better by noble boldness to run the risk of being subject to half of the evils we anticipate than to remain in cowardly listlessness for fear of what might happen.

In quantum mechanics, we have to abandon the idea that particles have definite properties before measurement.