The question surprises him, and he blinks rapidly at her -- pauses a moment before slowly setting down the bell and letting his face fall into a curious frown.

"A favour?" he echoes, and mulls this over. "I suppose it would depend on the nature of the favour. A favour can be very big or very small, Miss DeWitt! To be owed a favour by the right people can be very useful, very useful indeed! But it must be something you feel comfortable doing, of course! You must consider yourself first!"