In fact, we were always clear with Sheryl that we didn't like her lifestyle. If you don't accept that, you don't accept me. You have value apart from what you do. And we love you as a person. We value you as a person.
Some parents use the subtle-hint approach.
They'll put a book in the child's backpack or leave a note on her bed reminding the child that she is loved. It doesn't have to be anything long or complex, just an expression of care and love. In the end, of course, it's God who will change a child's heart. Parents can only be faithful and know that God is in control. Patience is essential.