I like to leave space for the reader's imagination to work.
写作是一种乐观的行为。如果你觉得它不重要,你就不会费心去做。
Perhaps as important is the relation between the existence of solutions to a competitive equilibrium and the problems of normative or welfare economics.
喜剧的关键是时机,而时机的关键是耐心。
创新不仅仅是技术问题,更是改变思维方式和接受新思路的过程。