experience is the teacher of fools
experience is the teacher of fools
Foolish people only learn from personal experience, rather than witnessing others' mistakes. After watching Alex's failed attempt at the experiment, I realized what we were doing wrong. Experience is the teacher of fools.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
Experience is the teacher of fools.
Prov. Only fools do not learn after seeing other people's mistakes and insist on repeating them. Father: You should spend more time studying and less time having fun with your friends. If I had been a better student when I was your age, I'd have a better job now. Son: Oh, come on, Dad. School's worthless. Father: Don't make the same mistake I did! Experience is the teacher of fools.
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.