Noblest of all dogs is the hot-dog; it feeds the hand that bites it.
The devil could change. He was once an angel and may be evolving still.
Cleaning anything involves making something else dirty, but anything can get dirty without something else getting clean.
If two wrongs don't make a right, try three.
An optimist is one who makes the best of it when he gets the worst of it.
If we lacked imagination enough to foresee something better, life would indeed be a tragedy.