A 45-year old looks a lot like a 25-year old who's been out all night. And feels just as good about having survived the experience.

Be able to hiccup silently, or at least without alerting neighbors to your situation. The first hiccup is an exception.

Be able to read blueprints, diagrams, floorplans, and other diagrams used in the construction process.

Know which officials are voted into office and which are appointed, and by whom.

Be able to tell whether garments that look good on the hanger actually look good on you

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.

[Adulthood:] It's when you stop doing the stuff you have to make excuses for and when you stop making excuses for the stuff you have to do.