Many, many hilarious laws:
Artists' Law of Bravery
Criticism of a religion is inversely proportional to the probability of its proponents killing you multiplied by their density
Global Warming is a product of peer-Pressure and the Volume of calls for 'something to be done'
The Roe Wade Feminist Law
Hatred of the killing of adults (gun ownership and war) is directly proportional to Love of the killing of babies (abortion)