It's hard to fathom just how they can completely shut the kids off.
Even harder to believe that they can do the mental and emotional gymnastics that let them continue to believe that they are showing the kind of love that is the identifying mark of the 'True Religion'.
-Aude.
PS: Although it's tough to see him/them leave, congrats on creating an environment that allowed your child to grow to the person he needs to be. It's a great gift to him (and to those in his life).