做你自己,其他人已经有人做了。
解决数学问题的旅程和解决方案本身一样重要,因为它教会我们耐心、坚持和发现的快乐。
"The past is a place of reference, not a place of residence."
Society is well governed when its people obey the magistrates, and the magistrates obey the law.