亲代投资是理解性别差异起源的关键。
"Parental investment is the key to understanding the origins of sex differences."
我的陈述是以这种方式阐明的:最终理解我的人会认识到它们是毫无意义的。
To write is to breathe, to live, to exist beyond the confines of time.
Change the way you look at things and the things you look at change.