CNN Sanjay Gupta MD May 25, 2014 11:48:00
Meticulously? >> it really isn't common. what we see is they build up the resentment and the anger and the rage oef the years, or you know, within the year before, or a few weeks before, there's a trigger and they go off. this individual appears to have been planning this since 2013, as we can tell from the manifes manifesto. he kept saying, you know what? if i can just get a girl, if i can just have intimate relations with a woman, if society would just accept me, then i won't act out. i won't have this retribution. so in his mind, he kept giving people these chances, but it was a no win situ...
Source: archive.org