An optimist expects his dreams to come true; a pessimist expects his nightmares to.
Ignorance once dispelled is difficult to reestablish.
A bureaucrat's idea of cleaning up his files is to make a copy of every paper before he destroys it.
The cave-dweller's wife complained that he hadn't dragged her anywhere in months.
Incompetence plus incompetence equals incompetence.
Marriage is a good deal like taking a bath-not so hot once you get accustomed to it.