trying to imagine juggling raising two boys without a home base, hunting, trying to keep Sam safe from the YED and trying to get it before it can get him, all without a job; I can hardly imagine how hard it would be to try to keep a good handle (or any handle) on everything at once.

Added to the fact that this was a whole new world to him; he didn't have the benefit of Mary's experience--he basically had to learn it on his own, bit by bit. That's the part that always impressed me.