如果使人们喜怒无常，居处不定，思虑不得要领，行事中途就乱了章法；那么，天下间就会出现各种不平与不合理，而后像盗拓或者曾参、史鳅做的那些事情，都会发生。
音乐是灵魂的声音。
The best stories are those that haunt us long after we finish reading.
【译文】 孔子说：“三军可以剥夺主帅，匹夫不可剥夺志向。”
The power of abstraction is that it allows us to reason about systems at a higher level, without getting bogged down in the details.