Anyone who's promoting the exact diet that they were in previous years probably isn't keeping up with the latest science, though in general, the balance of evidence has remained remarkably consistent - centering one's diet around whole plant foods.

One of the values of centering prayer is that you are not thinking about God during the time of centering prayer so you are giving God a chance to manifest. In centering prayer there are moments of peace that give the psyche a chance to realize that God may not be so bad after all. God has a chance to be himself for a change.