The act of writing is an act of optimism. You would not take the trouble to do it if you felt it didn't matter.
选择那些傻瓜也能经营的企业——因为迟早会有傻瓜来经营它。
不以法推行法度,则国事没有常规,办事的时候就没有规矩可循;法度不用法的手段推行,则政令不能贯彻。
For systems, the analogue of a face-lift is to add to the control graph an edge that creates a cycle, not just an additional node.