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I believe that everything happens for a reason. People change so that you can learn to let go, things go wrong so that you appreciate them when they're right.
喝酒时不多说话的人是真正的君子,能够理清财物并能公正分配的人才是大丈夫。
Perhaps as important is the relation between the existence of solutions to a competitive equilibrium and the problems of normative or welfare economics.