A plumber is an adventurer who traces leaky pipes to their source.
A newspaper is a circulating library with high blood pressure.
A good neighbor is a fellow who smiles at you over the back fence, but doesn't climb over it.
It was as helpful as throwing a drowning man both ends of the rope.
His insomnia was so bad, he couldn't sleep during office hours.
Liquor - you can make it illegal but you can't make it unpopular.