The most reliable sign, the most universal behavior of unscrupulous people is not directed, as one might imagine, at our fearfulness. It is, perversely, an appeal to our sympathy.
Martha StoutSociopathy is the inability to process emotional experience, including love and caring, except when such experience can be calculated as a coldly intellectual task.
Martha StoutSociopaths differ fairly dramatically in how their brains react to emotional words. An emotional word is love, hate, anger, mom, death, anything that we associate with an emotional reaction. We are wired to process those words more readily than neutral, nonemotional words. We are very emotional creatures. But sociopaths listen as evenly to emotional words as they do to lamp or book - there's no neurological difference.
Martha Stout