edit: the downvote was predictable, although still disappointing. I was simply pointing out that picking your wife as a cofounder should not be used as proof that you are not biased against women. Honestly, PG's argument would be stronger as a whole if he removed that line from the essay.
She was an investment banker, I believe (or some equivalent) at the time YC was formed. I seriously doubt PG would take on a cofounder that couldn't pull her weight, even if he were in love with her.
edit: the downvote was predictable, although still disappointing. I was simply pointing out that picking your wife as a cofounder should not be used as proof that you are not biased against women. Honestly, PG's argument would be stronger as a whole if he removed that line from the essay.