Human behavior is part of nature and can be studied by the methods of natural science.
人类行为是自然的一部分，可以通过自然科学的方法来研究。
You have to be able to laugh at yourself, to not take yourself too seriously.
"Home is wherever I'm with you."
夜晚最黑暗时，星星最明亮。
The most powerful brand in the world is trust.
最艰难的决定往往带来最大的回报。
Psychology must be independent of philosophy and physiology.
独立是国家的灵魂。
世界是一面镜子，反映出我们带给它的东西。