The goal of mathematics is not to solve problems, but to understand them.
数学的目标不是解决问题，而是理解问题。
MODERATION. Avoid extreams; forbear resenting injuries so much as you think they deserve.
软件工程的目标是生产可靠、可维护和高效的软件系统。
最好的歌曲来自痛苦。
没有目标的利润最终是不可持续的。
The rule, or measuring rod, which the behaviorist puts in front of him always is: Can I describe this bit of behavior I see in terms of "stimulus and response"?
The only way to write well is to write badly first.