The ratio of positive to negative emotions that predicts flourishing is about 3 to 1. Above that ratio, people tend to flourish; below it, they tend to languish.
"Theoretical computer science is not just about solving problems; it's about understanding the nature of computation itself."
There is only one good, which is knowledge, and one evil, which is ignorance.
世界上发生的任何事情,其意义无非是某些极大或极小值。