“Yes. Mind you, sociopaths experience many of the same needs we all do," Hetheridge continued. "They attend school, maintain jobs. I believe they can even love, in the way little children love—a combination of wanting and demanding. But sociopaths have no conscience, no innate sense of responsibility toward others. They cannot believe other people have separate lives beyond the sociopath's own needs and expectations. Sociopaths are incapable of empathy, though the more intelligent ones are frequently able to fake it. And that's the key.”