Some people are much like blisters-they don't show up until the work is done.
Highways are full of careless drivers who are always too close in front of you.
On every commercial flight, the traveler is told, "Your seat cushion can be used as a flotation device". The question is, why doesn't the plane just become a boat?
A neighbor will stand at your door talking for 20 minutes because she doesn't have time to come in.
Computers are like bikinis. They save people a lot of guesswork.
Many trees could be saved if the government stopped printing tax forms.