Although spoken English doesn't obey the rules of written language, a person who doesn't know the rules thoroughly is at a great disadvantage.

Be able to identify the most common breeds of dogs and cats on sight.

Be able to recognize the dangerous snakes, spiders, insects, and plants that live in your area of the country.

The lower our self-esteem, the more we're attracted to our opposite, and the higher our self-esteem, the more we are attracted to another like ourselves.

Know how to travel from your town to a nearby town without a car, either by bus or by rail.

The squeaky wheel may get the most oil, but it's also the first to be replaced.

Know why certain foods, such as truffles, are expensive. It's not because they taste best.