>>3184337Because you have to be a selfish psychopath to love a woman. It has been scientifically proven that females lack biological mechanisms to produce orgasms, therefore everything you've seen in your pornos and hentai is literally fake. With knowledge that you can't possibly make a female feel good because she is biologically underequipped for it, you now realize that you are the only one orgasming in a straight relationship, and your partner is lying about hers (again, it's 2018 and we haven't even found the meme g-spot or anything else to support their wild claims) patiently waiting for you to release semen and fuck off.
Meanwhile boys can feel good, there's a clear indicator of an orgasm, and for some penetration alone is enough to cum, as evidenced by a huge number of hands-free orgasm videos on the Internet