数学是一种思维方式,而不仅仅是一堆事实。
"The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion."
In business, if you're not moving forward, you're falling behind.
In mathematics, you don't understand things. You just get used to them.
聪明好学,不以向地位低下的人请教为耻,所以称他为“文”。
每张皮革都承载着两个历史:动物的生命和制革者的遗产。我们对两者都负有责任。