"You two have lovely hearts!" she told us. But she couldn't have known that. What's more, it's irrelevant. What mainly matters for people to be able to live & function together, is not our hearts and thoughts but how we behave. The motives of muggers & murderers don't matter. Their behavior does. The reasons robbers rob and rapists rape is largely irrelevant. But since you ask, I do happen to know why young men commit these hideous crimes. The answer is simple: Because they wanted to. Being able to resist our wants and desires takes character and GIC's abandoned teaching character half a century ago. Successful management of the Imperial Roman Empire, the Nazi's 3rd Reich, and Islamic Jihad. 90% of violent crime committed by which 13% of population?