人很容易被自己的利益驱使，仅仅让他看到正确是不够的，还必须让他感受到它。

Now, my mama always told me that miracles happen every day. Some people don't think so, but they do.

I hope it will not be long before we have a machine that will be able to solve all mathematical problems.

真正的高贵是优于过去的自己。

数学的历史是人类好奇心和创造力的历史。