The best market designs are those that reduce uncertainty for participants.
Do not feel absolutely certain of anything.
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。 
I work hard, and I do good, and I'm going to enjoy myself. I'm not going to let you restrict me.