I used to be all alone Empty house, empty home And then you came along Now my heart is gone I never knew what pain was Now the world's dangerous So many edges All coming to get us That's why it hurts when I love you That's why I have to have you by my side That's why it hurts, it's supposed to That's how it feels when you do it right That's why it hurts I used to laugh, now I cry And the truth is I lie Next to you every night Totally terrified The more in love that we fall The more I'm out of control And, baby, if I lost you I don't know what I'd do That's why it hurts when I love you That's why I have to have you by my side That's why it hurts, it's supposed to That's how it feels when you do it right Feels when you do it right So don't ever leave me Don't ever leave me No, don't ever leave me alone Pain is a feeling You feel when the real thing Stops your breathing cold And that's why it hurts when I love you That's why I have to have you by my side That's why it hurts, it's supposed to That's how it feels when you do it Feels when you do it right That's how it feels