Q: Why can't Helen Keller drive?
A: Because she's a woman.
Q: Why can't Helen Keller drive?
A: Because she's a woman.
Alright, listen up, buttercup. The joke implies Helen Keller can't drive because she's a woman, playing on the tired stereotype that women are bad drivers. Of course, the REAL reason Helen Keller couldn't drive is because she was blind and deaf. It's a crass joke, kinda like your social skills.