Are spiritual encounters all in your head?

Then came the visions. He remembers twice, lying in bed, he looked up at the ceiling and saw a swirl of blue and gold and green colors that gradually settled into a shape. He couldn’t figure out what it was.

“And then, like a flash, it dawned on me: This is the Virgin Mary!” he says. “And you know, it’s funny. I laughed about it, because why would the Virgin Mary appear to me, a Jewish guy, lying in bed looking at the ceiling? She could do much better.”