The most profound discoveries in mathematics often come from questioning the most basic assumptions.
The true way is along a rope that is not stretched at any great height but just above the ground. It seems more designed to make people stumble than to be walked upon.
要想知道戒酒的办法，清醒时看看醉酒人的丑态便知道如何做了。
历史不仅仅是关于过去；它是关于过去如何塑造现在。