一个思想若称不上危险,那么它就不值得称作思想。
Patience is bitter, but its fruit is sweet.
数学不仅仅是关于数字、方程、计算或算法:它是关于理解的。
Fruit is a noble cause,the cause of flower is sweet,but still let me in the obscurity of the shadow of the dedication to do it cause leaf.