The legacy of science is the betterment of humanity.
The beauty of instrumental variables is that they allow us to see the world in a new light.
你必须相信这个过程并相信自己。
You see, in the final analysis, it is between you and God; It is never between you and them anyway。
写作是一种勇气的行为,一种面对存在混乱的方式。