The silence of Marcel Duchamp is overrated.
"The only way to do great work is to love what you do."
国君自以为神圣聪明,而不去咨询官吏,自以为国家安定强大,而不注重防守,周围的邻国图谋侵略他却不知道戒备。 
If you're not willing to take risks, you'll never achieve anything great.
The most important thing in auction design is to create an environment where bidders feel comfortable revealing their true valuations.