<p>Traditionally, the (intentionally) funny lines by our presidents have had one thing in common: They were self-deprecating. Sure, some presidents have used jokes to take jabs at their opponents, but not to the extent of Obama.</p>
<p>During his tenure, he has increasingly unleashed biting comedic barbs against his critics and political adversaries. These jokes are intended to do more than simply entertain you. They have an agenda.</p>