Draco scoffs down at the struggling muggle. It's not very nice of him, and he probably shouldn't be discussing magic with a muggle at all, but he can just erase his memory or something later.

"Oh, I don't know," he says with exaggerated nonchalance, examining his fingernails. "I guess if you don't count defeating the Dark Lord as important, then no, I haven't done much of anything." He plants his hands on his hips, striking a bold pose. "All in a day's work for one of the greatest young wizards ever."