（19） 岁月不待人。Time and tide wait for no man.
（20） 拙匠常怪工具差。Bad workmen often blame their tools difference.
（21） 雄辩是银，沉默是金。Speech is silver, silence is gold.
（22） 允诺宜缓，履行宜速。Be slow to promise and quick to perform appropriate.
（23） 迟做总比不做好。Better late than never.
（24） 笨鸟先飞。Clumsy birds have to start flying.
（25） 不劳而获。No pains, no gains.