What are some great short jokes?

Read also:

• Can a twin flame runner be happy in a karmic relationship?
• What are some questions obviously just asked for sexual gratification?
• Researchers raise red flag that doctors may be underprepared for devastating new disease emerging in US: 'We want to give the early warning' - Yahoo
• Is anyone up to have a little conversation?
• Aged neurons don’t respond normally to stress: Study - Parkinson's News Today
• Has a cop ever said something to you which was completely unexpected?
• What is a good tool for product analytics besides Google Analytics?
• Humans have evolved and become hairless and odor free. How do other races learn about evolution since evolution does not apply to them?
• This is a real question: Why do a lot of men/boys hate (yes, hate) women that voice their criteria in choosing a partner? Even when the criteria is sane and responsible. Besides it being, sadly, an effective mating strategy, why does it exist?
• Why are there so many girls and not enough boys to follow?
• Why did Obito, a supposed "bad person," do good things for Kakashi?
• 'Kindness isn't a weakness,' Steve Carell tells Northwestern grads at commencement - Chicago Sun-Times
• Founder of 23andMe buys back company out of bankruptcy auction - Ars Technica