在数学的领域里,每一个问题都是发现新事物和深刻见解的机会。
幸福不是现成的东西。它来自于你自己的行动。
"Russia's destiny is written in the faces of its peasants."
When someone really hears you without passing judgment on you, without trying to take responsibility for you, without trying to mold you, it feels damn good!
修养心性需要持敬,增进学问则在于获取知识。