KNOW THE RULES—OF THUMB, THAT IS

This is a fascinating site. It has “every rule of thumb on earth in one place!” Some of the 151 categories are: advertising, automobiles, business, children, entertaining, farming, gambling, language, management, movies, relationships, restaurants, sports, weather, and writing. For example: “If you don’t want a cat to jump into your lap, don’t make eye contact with it.”

URL: http://rulesofthumb.org/