The process of mathematical discovery is not about reaching a destination, but about the journey itself.
数学发现的过程不是关于到达目的地,而是关于旅程本身。
如果你懂得了孩子的语言,他们会与你更拉近。因为你这里有他需要的帮助,他会对你产生异样的亲切感。
One day in perfect health is far better than an eternity in any other state.
Every piece of plastic we produce should have a clear path to reuse or recycling.