" the brilliant book Emotional Intelligence, Daniel Goleman describes seven key abilities most beneficial for human beings: the ability to motivate ourselves, to persist against frustration, to delay gratification, to regulate moods, to hope, to empathize, and to control impulse. Many of those who commit violence never learned these skills. If you know a young person who lacks them all, that’s an important pre-incident indicator, and he needs help. "

― Gavin de Becker , The Gift of Fear: Survival Signals That Protect Us from Violence