Laurence J. Peter
You can always tell a real friend: when you've made a fool of yourself he doesn't feel you've done a permanent job.
The best intelligence test is what we do with our leisure.
Bureaucracy defends the status quo long past the time when the quo has lost its status.
If two wrongs don't make a right, try three.
Speak when you are angry — and you'll make the best speech you'll ever regret.