歌剧是一个美丽而非理性的世界。一个人可以用一生去聆听，却仍然不能理解所有的一切。

"Language is not just a tool for communication, but a weapon of precision."

"Nothing is too high for a man to reach, but he must climb with care and confidence."

The Internet is for everyone.

The mind is always in the business of making life work.

"A story is only as true as the emotions it evokes."

Perhaps as important is the relation between the existence of solutions to a competitive equilibrium and the problems of normative or welfare economics.