While I don’t advocate the use of these terms in every situation, it’s hard to have all ends in mind and to carefully choose which tool should be applied to eac

While I don’t advocate the use of these terms in every situation, it’s hard to have all ends in mind and to carefully choose which tool should be applied to each end. That may be why these properties are used as goals. Easier to spot, easier to reason about. Basically, they are heuristics.