"the French Health Ministry invested a million francs in a research project to find out why the male penis has a head on it. They concluded that it gives the woman more pleasure. The Germans, not to be outdone, spent five million deutschmarks on their own research. They concluded that the shape is intended to give the man more pleasure.

The Americans decided to lay the issue to rest.

They spent ten dollars and concluded that the head is there to keep your hand from sliding off.