The purpose of abstraction is not to be vague, but to create a new semantic level in which one can be absolutely precise.

在创造性思维中，从盲目操作到理解的转变至关重要

麻雀因孔雀驮著翎尾而替它担忧。

生活中只有两种悲剧：一个是没有得到我们想要的，另外一个是得到我们想要的。

"Sustainable growth requires investing in both technology and people."

最好的歌曲来自痛苦。