Did anyone say you said anything untruthful? No, they just called you an asshole. You can both be an asshole and be right.
PS - Just some advice that I learned in sales 101 early in my career...focusing on shit talking the competition generally isn't a strategy that works well.
> You can both be an asshole and be right.
"You're not wrong Walter, you're just an asshole." - The Dude
Unless you are at the basketball court where talking smack is a valid winnign strategy
> You can both be an asshole and be right.
Only petty people can hold that view.