Of course I'm proud to be a Villa fan.
William MacGregor, Frederick Rinder, Mercers Minors, the three teams that Ron Saunders built, our rise from Div 3 to Champions Of Europe, our connections to Acorns, the way we look after our own (Stan comes to mind), our willingness to give safe standing a chance, etc.
It's a bit like taking marriage vows, for richer, for poorer, for better, for worse till death do us part.