There was a great line from the show "Sex in the City" that, as someone who has had sex with many, many people, I know is absolutely true:
"Who we are in bed is who we are in life."
And selfish, self-serving people will prove that adage to be true, just as generous and loving people will.
I was never very good at actual relationships, but I had a reputation in New Orleans as a no-strings-attached kind of guy and quite a few times girls asked me to go home with them based on what their friends told them about me.
Pretty sure that no matter how rich and famous he is, that has never happened to Trump even once