You can't go back and change the beginning, but you can start where you are and change the ending.
I don't think you should ever have to apologize for your excitement.
天才不会犯错。他的错误是自愿的,是发现的门户。
身体记得头脑试图忘记的东西。
在统计工作中,正确的数学工具必须用于正确的问题,而且工具必须锋利。