Hmmm ... They are not being careful in making their observations.
A Sociopath cares ABSOLUTELY NOTHING about other people - the very definition of 'narcissism'. A true sociopath, however, can hide their self-centeredness quite effectively - and many can function well in society (without being caught) because they are pretty damned 'intelligent' at being sociopaths - excellent lying skills is one hallmark of a true sociopath.

Finally, brethren, whatsoever things are true, whatsoever things are honest, whatsoever things are just, whatsoever things are pure, whatsoever things are lovely, whatsoever things are of good ...