I doubt it is one those two things. You need to think of the overall personality, all the small and big things, the ideology, the narcissism... these add up, an

I doubt it is one those two things. You need to think of the overall personality, all the small and big things, the ideology, the narcissism... these add up, and overtime one just get fed up. I am not connected to YC, but when I read that that's how what I presume happened, because I wish there were more people with a low tolerance for narcissistic personalities.