The difference between correlation and causation is not just academic—it can have profound policy implications.
I'm the truth, don't hate me because I'm beautiful.
那个握着你的手却说了错话的朋友,比那个远离你的朋友更珍贵。
The beauty of mathematics lies in its ability to describe the fundamental laws of nature with precision and elegance.
活着是世界上最罕见的事情。大多数人只是存在,仅此而已。