Related:

• How many computer science students -- does it take to change a light bulb?
  None. They are far too busy hacking....
• How many chickens -- does it take to screw in a light bulb?
  Two-one to do it and one to cross the road....
• How many medical students -- does it take to change a light bulb?
  None. They are too busy propping up the bar....
• How many pessimists -- does it take to screw in a light bulb?
  None, the old one is probably screwed in too tight....
• How many nerds -- does it take to screw in a light bulb?
  They don't have time. They are too busy taking pictures of themselves in their office....
• How many feminists -- does it take to screw in a light bulb?
  None. It's not the light bulb that needs changing....
• How many thought police -- does it take to screw in a light bulb?
  None. There never was any light bulb....
• How many chickens -- does it take to screw in a light bulb?
  Just one, and she'll screw it in as soon as she decides it isn't going to hatch....
• How many residents of country towns -- does it take to screw in a light bulb?
  None, they're afraid there's been too much development already....