每张皮革都有潜力,我们的责任是负责任地发掘它。
Mathematics is not about numbers, equations, computations, or algorithms: it is about understanding.
解释:人不博览群书,不了解古今,不能识别世间事物,不知道是与非,就像盲人看不到颜色 、聋人听不到声音、鼻塞的人闻不到花香一样啊。
The simplest solutions are often the most elegant.
The greatest stories are those that leave room for silence.