数学不仅仅是一系列抽象概念的集合,而是一种让我们理解宇宙的语言。
The secret of being miserable is to have leisure to bother about whether you are happy or not.
释义:即使家庭贫困,也要保留读书的希望;即使生活富裕,也不能忘记劳动的艰辛。
民主是一种机制,确保我们得到的治理不会比我们应得的更好。
In mathematics, you don't understand things. You just get used to them.