The Langlands program is a vision of how mathematics could be unified in a single framework.
A poet's words are the echoes of their soul.
质量意味着在没人看的时候也要把事情做对。
The value of a commodity, or the quantity of any other commodity for which it will exchange, depends on the relative quantity of labor which is necessary for its production, and not on the greater or less compensation which is paid for that labor.