dumbledore: i know what voldemort’s deal is. he has seven horcruxes keeping him alive, we need to get rid of them all.
mcgonagall: so you want me or severus or any of the other capable adults in the order of the phoenix to find and destroy them?
dumbledore: nah, i’ll just give potter some incredibly vague instructions and send him on his way. that should be enough, right?