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艺术是一种思考活着意味着什么的方式。
"The only limit to our realization of tomorrow will be our doubts of today."
Perhaps as important is the relation between the existence of solutions to a competitive equilibrium and the problems of normative or welfare economics.
The next breakthrough won't come from doing things better, but from doing better things.
There are only two tragedies in life: one is not getting what one wants and the other is getting it.