实践证明，人与人智慧的区别不仅仅是知识多少的差异，更重要的是思维方式和思维能力的不同。而数学就是锻炼思维的最佳学科。数学问题千姿百态，变化万千，解决这些问题又无固定的模式；就是对同一个问题，由于审视问题角度不同，往往也会得到不同的解法，各种解法又相差... Practice has proved that the difference between human wisdom is not only the difference between the number of knowledge, more importantly, different ways of thinking and thinking ability. And mathematics is the best discipline to exercise thinking. Mathematical problems are mixed and varied, and there is no fixed pattern to solve these problems; they are different solutions to the same problem, different perspectives of examining problems, and different solutions are different from each other ...