I like that quote, but it fails to take into account the incentives for each group. The bears wants free and easy accessible foods, which means they will spend a great deal of effort to succeed. The humans are weighing "give a shit about environment" Vs "I don't care enough to spend two seconds here"
Place a crisp 100 dollar bill inside the trash can and you would have a dramatically different outcome...
Revisiting Supernatural, starting from S1E1. Never seen all of it, so I have a few hours ahead of meπ