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

诗歌是灵魂的语言，是我们无法用普通语言表达的回声。

Rule of 3 in conversation. To get to the real reason， ask a person to go deeper than what they just said. Then again， and once more. The third time’s answer is close to the truth.

The last of human freedoms is the ability to choose one's attitude in any given set of circumstances.

The difference in winning & losing is most often, not quitting.

可持续性不仅仅是植树，而是在正确的地方种植正确的树木，并确保它们世代繁茂。