The use of a program to prove the 4-color theorem will not change mathematics - it merely demonstrates that the theorem, a challenge for a century, is probably not important to mathematics.

"The novel is not just a story; it is a mirror that reflects the complexities of human existence."

想要移山的人，先从搬走小石头开始。

——对共产国际派到广州之达林说，1922年4月27日