Bernie Madoff was very well liked and trusted. He ripped off whoever he could, even his old friends.
Since, in the majority of cases, people who indulge in abuse are selective about whom they abuse, other people are typically surprised—or in disbelief—when hearing that someone is experiencing on-going and periodic abuse from someone they know and have always seen as nice and friendly. “Nice and friendly” is the persona of many conmen, abusers, and killers. Although many folks really are as nice and friendly as they seem, some most definitly are not. Like Ted Bundy.