- The old bulb burnt out.
 - You don’t want to piss on the floor.
 - You’re in the segregated south.
 - Houseboy!
 - You’re an ethnic minority and/or holder of an unpopular job description.
 - You’re tired of masturbating.
 - You’re Thomas Edison and think you’re really fucking great.
 - You’re the only male in an office full of women who make you do all the goddamn repairs no matter how easy or trivial.
 - You’re two electrons and listening to Barry White.
 - You’re blind and bored.