"The principles of a free society are essential for human progress and prosperity."

检验统计假设的问题是科学方法整体问题的一个组成部分。

Don't stop when you're tired. Stop when you're done.

If my world were to cave in tomorrow, I would look back on all the pleasures, excitements and worthwhilenesses I have been lucky enough to have had. Not the sadness, not my miscarriages or my father leaving home, but the joy of everything else. It will have been enough.