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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."
我不遵守规则,我制定规则。
正是在我们最黑暗的时刻,我们必须集中精力看到光明。
The true measure of a company's success is how it treats its people and the environment.