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.

To realize one’s nature perfectly---that is what each of us is here for.

出处：《周易•系辞上》。

"I’m not perfect. I make mistakes like everyone else."

写作的行为是对世界混乱的一种反抗。

何人曾如汝欺汝之烈？

The old believe everything; the middle-aged suspect everything; the young know everything.

The foundation of every government is some principle or passion in the minds of the people.

Sustainability isn't a trend, it's a necessity.