We did our jobs and trained much to be able to do them but a sharp mind is as important as a sharp body. Odin wouldn't have a group of numbskulls around his throne and neither would I have us be that.
Or they chose not to because sometimes powerful people choose not to intervene for reasons that to me sound like bullshit.
This city is full of garbage though what are you going to do not walk in it? I can't think of anything. A street lamp? An old tree? It can't be, it's a series of movements executed in a precise order. Just like flying.