The Role of Rules of Thumb in Understanding the World

There's an argument for many of those things being subsumed. Maybe David had more chapters and he just pared it down to four I don't know, but broadly speaking I don't have any suggestions for other theories that could be good candidates to be added apart from what I've just said. In understanding the world a rule of thumb is just a pragmatic way of Taking action when perhaps you don't have a good explanation just do this thing often called a heuristic. You develop an intuition for being able to Get to the solution of a particular problem.