"There are plenty of funny women, way more than there used to be, but as a rule women are not as funny as men. The reasons are simple, and fairly boring. Hitchens quotes at length from a Stanford University study that proves conclusively that women don’t respond to punch lines as enthusiastically as men do; I can’t imagine why he even brings up the study unless he has a word count he’s trying to meet. Why not just get right down to it? Men love jokes, women don’t. Men tell jokes, women can’t. Men have cocks, women don’t. End of story," – Nora Ephron, at HuffPuff.
Don’t bother reading the rest of her post. It’s not even faintly interesting, let alone funny.