Last, but not least, avoid cliches like the plague.

Avoid cynical and negative people like the plague. They are killers of potential.

Today, war of necessity is used by critics of military action to describe unavoidable response to an attack like that on Pearl Harbor that led to our prompt, official declaration of war, while they characterize as unwise wars of choice the wars in Korea, Vietnam and the current war in Iraq.

I hate horror movies! I avoid them like the plague. I don't like getting scared.

I've had my fair share of colds, which last longer than they should and can cause wheezing, so I avoid people who are sneezing like the plague and am scrupulous about hygiene and hand-washing.

Sometimes I know the meaning of a word but am tired of it and feel the need for an unfamiliar, especially precise or poetic term, perhaps one with a nuance that flatters my readership's exquisite sensitivity.