I can't speak from personal experience, but in this interview Max Levchin mentions how his girlfriend was key in pushing him forward and giving him the strength

I can't speak from personal experience, but in this interview Max Levchin mentions how his girlfriend was key in pushing him forward and giving him the strength to not quit during the days before Paypal - http://gigaom.com/2010/11/08/in-his-own-words-the-story-of-max-levchin-video/ http://gigaom.com/2010/11/08/in-his-own-words-the-story-of-m...