Opportunity cost is real. Time is not infinite, and the scarcity of time creates constraints. There’s only a bit of room in your shopping cart. If you have this, you can’t have that. One reason that we avoid choosing a strategy is that we’re not comfortable walking away from all the other possible strategies. Rather than celebrate the paths not taken, we take no path at all. If you’re going to say “yes” to something, be prepared to show us all the things that you would have to say “no” to in order to make room.