Writing is an act of courage—you have to be willing to fail.
The beauty of computational complexity lies in its ability to classify problems based on their inherent difficulty.
"In science, the most exciting phrase to hear is not 'Eureka!' but 'That's funny...'"
有些伤口永远不会愈合，它们只是不再流血。
Man is not the creature of circumstances； circumstances are the creatures of men.
The more you know, the less you understand.