There's a minor risk a massive shift in what I will call "core personality" is a medical issue but lest this also become rage bait I will say RISK, not DIAGNOSTIC. It can happen. Doesn't mean it always is.
Dawkins has said we need Pantheons to celebrate the limnal and bathe in what others call spirituality. I can get with that, I love the emotional state of being in beautiful architecture, much of which is secular if I admit many are not. The cistern in Istanbul is amazing. So is St Peter's in Rome.