(Pam Rose/Pat Bunch/Mary Ann Kennedy) If leaving was easy I'd have done it before When heartache first knocked on that old hurting door But knowing and doing are two different things It's like standing in winter and praying for spring. Where does a heart cross the leaving line Have we become strangers one too many times Can I live knowin' you used to be mine Where does a heart cross the leaving line. If love was a perfection baby we had it all But when you climb a mountain there are two sides to fall I'm coming closer and closer to gone But I don't want to leave you and find I was wrong. Where does a heart cross the leaving line Have we become strangers one too many times Can I live knowin' you used to be mine Where does a heart cross the leaving line...