Proverbs 26:4 says "Do not answer a fool according to his folly."
Proverbs 26:5 says "Answer a fool according to his folly."
So, what is the proper response to a fool?
Prov 26:4--Don't become a fool to argue with a fool.
Prov 26:5--Don't let a fool think himself wise because no one can defeat his 'sterling logic' yet give him a wise answer to chew on.