Cleaning anything involves making something else dirty, but anything can get dirty without something else getting clean.
Home is where the college student home for the holidays isn't.
In the country of the blind, the one-eyed king can still goof up.
Incompetence plus incompetence equals incompetence.
Bore : A fellow who can change the subject back to his topic of conversation faster than you can change it back to yours.
Middle age is when the best exercise is one of discretion.