Defining "sustainable" is like trying to define "corporate farm"
Working to make sure this place will work for some of my parents great grandchildren should they end up here.
If the good doctor Oz looks like a duck, walks like a duck, sounds like a duck, he's probably a quack.
I'm of the coyote school myself. They usually have the job about done by the time we find the carcass.
Grass, I have to disagree on the point of short term decisions. Most short term decisions are made to facilitate long term decisions, either fiscal or stewardship.