Anyone who thinks that sunshine is pure happiness, has never danced in the rain.
任何认为阳光是纯粹的幸福的人，都没有在雨中跳过舞。
A LITTLE ENCOURAGEMENT
给此刻的你，一点向前的力量。
关于学习、善意与成长，读一句，再想一想。
If mathematics is to be understood widely, we need to emphasise its elegance and its applications. Sometimes it seems that universities want to emphasise how difficult it is!
要使数学得到广泛的理解，我们需要强调它的优雅及其应用。有时候，大学似乎想强调这是多么困难!
If you want to change attitudes, start with a change in behavior.
如果你想改变态度，从改变行为开始。