[ Castiel pauses for a moment, features sharp with serious thought. ]

You called it a prayer. You called it lousy, though I would disagree.

[ A small gesture with the hand holding the potato, indicating: He is here, because he heard something from her, as is just assuming she knows the difference between reading a mind and sensing a yearning, and hearing a prayer. ]

I could read your mind, if I so pleased. I'm aware it's considered impolite, so I try to... stay out of people's heads, as a friend puts it.

[ Read: He could reach into her mind and pluck out everything he wanted to know, and there's not a thing she could do to prevent it. He doesn't, though. At least, not actively or deeply. ]

In regards to prayer: My friend Dean is "lousy" with them. You aren't.

[ He does the air quotes, awkwardly while holding potato and knife. ]