《淮南子·说山训》
这就好像有时吹火是越吹越旺，有时吹火却将火都吹灭，这是因为他们吹火的目的和方法不一样所导致的。
烹牛以飨其里，而骂其东家母，德不报而身见殆。
This is just as sometimes blowing the fire makes the fire stronger, sometimes blowing the fire puts out the fire, this is because it results from the different purpose and methods of those blowing the fire.