Mathematics is not about numbers, equations, computations, or algorithms: it is about understanding.
Technology has no boundaries, but business needs focus.
Technology is just a tool. In terms of getting the kids working together and motivating them, the teacher is most important.
在我看来,语言是我们最取之不尽的魔法源泉。
我们都是陌生土地上的陌生人,渴望回家,却不太清楚家是什么或在哪里。
The only person you should try to be better than is the person you were yesterday.