“Never argue with a fool. Onlookers may not be able to tell the difference “ –Mark Twain
Variation, same theme:
“Don’t argue with idiots because they will drag you down to their level and then beat you with experience.” —Greg King
I like the pig wrestling one better
Never try to teach a pig to sing. It wastes your time and annoys the pig.
- Heinlein (not sure if it’s entirely original with him)
‘Never participate in “quotation threads” and you will be remembered for that.’
— Me
I heard a new one last night.
“Tighter than a gnat’s ass stretched over a barrel”.
Which leads me to “Tighter than a bull’s ass in fly time,” but now we’re into maxims, not quotes.