Know where to find the sunrise and sunset times and note how the sky looks at those times, at least once.

Understand why casinos and racetracks stay in business - the gambler always loses over the long term.

Know how weather, especially humidity, can affect the movement of doors and windows.

Just because you're unemployed doesn't mean you're not doing anything useful. You are, for example, at least keeping your mother-in-law's wit sharp.

Have enough sense to know, ahead of time, when your skills will not extend to wallpapering.

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.

I believe Picasso's success is just one small part of the broader modern phenomenon of artists themselves rejecting serious art- perhaps partly because serious art takes so much time and energy and talent to produce-in favor of what I call `impulse art': art work that is quick and easy, at least by comparison.