心理学的方法必须像自然科学一样精确。
The method of psychology must be as exact as that of the physical sciences.
The metropolis exacts from man as a discriminating creature a different amount of consciousness than does rural life.
"Writing is not just about telling a story; it's about capturing the essence of humanity."
The Lisp language is designed to be extensible, and it is easy to add new features to it.
人类本性中最深层的原则是渴望被欣赏。