Of course I'd sit. I just convinced him the worthiness of my idea, and in dealing with someone so prideful, you have to show some face to get the business. When

Of course I'd sit. I just convinced him the worthiness of my idea, and in dealing with someone so prideful, you have to show some face to get the business. When arguing with such stubborn and prideful people, the best conclusion that can happen is proving your point without humiliating that person (again, only if you want do business). That is, if you can swallow your own pride. I'd sit and say "I'm listening".