Mistrust all rules. Study all supposed weather signs, and collect all available information thereon. From those signs which appear in your part of the country to be well authenticated, deduce such inferences as our present knowledge of atmospheric phenomena shows to be probable.Fancier language than Carver's guidance for scientists, but conveys the same meaning. Can you imagine OFFICIAL guidance starting with Mistrust all rules now?
The current icon shows Polistra using a Personal Equation Machine.