人类的历史在很大程度上是与环境斗争的历史。
统计假设检验是一个古老的问题,但其现代处理始于内曼和皮尔逊的工作。
The truth is like the sun. You can shut it out for a time, but it ain't goin' away.
Life was simple before World War II. After that, we had systems.
Music is my life and my life is music.