Oliver/Roger
There were so many 'what ifs' that normal people just don't have any say in. What if more people had believed Harry and Dumbledore earlier, what if we didn't have such a corrupt and inept government, what if they seemed more interested in capturing the real Death Eaters instead of people like that Knight Bus conductor...
He really was the best of us. I kind of feel like if he were here, he'd be moving about us more, knowing what to say.