Some might argue that one should avoid appeals to nature [0] (not to mention sweeping generalizations), and rather look to what can be demonstrated to be effect

Some might argue that one should avoid appeals to nature [0] (not to mention sweeping generalizations), and rather look to what can be demonstrated to be effective. [0]: http://en.wikipedia.org/wiki/Appeal_to_nature http://en.wikipedia.org/wiki/Appeal_to_nature