We were never quite on the same page. That hurts.

You don't understand me. And guess what ? You never really tried either. That hurts.

 I put a lot of my heart into you. That hurts.

I thought you put just as much your heart into me. But that was never the case. That hurts.

One doesn't have to be in love to get hurt. Loving someone to want them by your side and spend time and yet none of that happening ..well yeah that hurts.