The rule of recognition exists as a social fact.

The stock market is filled with individuals who know the price of everything, but the value of nothing.

获得的物质很少会给你带来深刻的满足，但获得经验可以。

Over the centuries the Indians developed sign language for communicating phenomena of interest. Programmers from different tribes (FORTRAN, LISP, ALGOL, SNOBOL, etc.) could use one that doesn't require them to carry a blackboard on their ponies.

音乐是一种不关乎世界的知识形式，它本身就是一个世界，有自己的规则和真理。