Want to limit aggression? Practice self-control

Want to limit aggression? Practice self-control: Feeling angry and annoyed with others is a daily part of life, but most people don't act on these impulses. What keeps us from punching line-cutters or murdering conniving coworkers? Self control. A new review article examines the psychological research and finds that it's possible to deplete self-control -- or to strengthen it by practice.