Be able to sneeze without sounding ridiculous. That means neither stifling yourself or spraying your immediate vicinity.

Be able to analyze statistics, which can be used to support or undercut almost any argument.

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

A fool is someone whose pencil wears out before its eraser does.

While you're writing, you can't concentrate nearly as well on what the speaker is saying.

Teens think listening to music helps them concentrate. It doesn't. It relieves them of the boredom that concentration on homework induces.

Avoid using cigarettes, alcohol, and drugs as alternatives to being an interesting person.