Most Helpful Girl
Time. It gets better with time. Cry, keep yourself busy and distracted, eventually the memories will fade. I know it doesn't sound helpful now, trust me I said you're not being helpful to the friends who gave me that advice, but it does work, 3 months after the breakup I was able to not think of him at ever moment, 1 year later, I'm happily dating someone else.
Most Helpful Guy
If you're attracted to someone who hurt you, you need a shrink