6 If you let a fool deliver a message, you might as well cut off your own feet; you are asking for trouble.
7 A fool can use a proverb about as well as crippled people can use their legs.
8 Praising someone who is stupid makes as much sense as tying a stone in a sling.
9 A fool quoting a wise saying reminds you of a drunk trying to pick a thorn out of his hand.
10 An employer who hires any fool that comes along is only hurting everybody concerned.
11 A fool doing some stupid thing a second time is like a dog going back to its vomit.
12 The most stupid fool is better off than those who think they are wise when they are not.