The true spirit of delight, the exaltation, the sense of being more than Man, which is the touchstone of the highest excellence, is to be found in mathematics as surely as in poetry.

诗歌是危机状态的语言。

All the greatest gains in life — in wealth， relationships， or knowledge —come from the magic of compounding interest — amplifying small steady gains. All you need for abundance is to keep adding 1% more than you subtract on a regular basis.