Is washing your hands insecurity over being dirty? Is taking notes insecurity over not having perfect memory? Is eating healthy insecurity over your body not be

Is washing your hands insecurity over being dirty? Is taking notes insecurity over not having perfect memory? Is eating healthy insecurity over your body not being able to handle functioning well on its own? I like applying Chesterton's fence as a rebuke to most calls to shed some traditional more of society. In considering this I'm not sure most proponents of polygamy understand why monogamy exists as a societal tenet in the first place.