The simplest sentences often hold the most profound truths.
"In observational studies, we often have to rely on assumptions that are not directly testable."
我认识一个演员,是个弱智,超过十的数都不认识,但是当他一上舞台上表演,观众们山呼海啸,房顶都要给掀翻了。
"Writing is a way to make sense of our existence."