Men and women differ in their reproductive strategies because they have faced different adaptive problems throughout evolutionary history.
I’m not a role model. I’m just a person who raps.
互联网有能力改变生活,但前提是我们确保每个人都能使用它。
数学的本质不是使简单的事情复杂化,而是使复杂的事情简单化。
人总是在接近幸福时倍感幸福,在幸福进行时却患得患失。