She would have had her answer ready beforehand in her own mind, in case of accidents.

There's only one thing in my experience that you can never do with a thief, when a thief happens to be a woman--you can never take her by surprise.

Put that remark by in your mind; one day you may find a use for remembering it.
Did you see her blush, and look quite hurt in her feelings, pretty dear, when I asked about her sweetheart?
Do you think a thief, in her place, would have shown such a face as that?
Not she! The thief would have been relieved.

The thief would have said to herself, 'All right! the more the old fool talks about sweethearts the further he is from tracing the robbery to Me!' Yes! yes! the ground's cleared now, Master Moody.

I've reckoned up the servants; I've questioned Miss Isabel; I've made my inquiries in all the other quarters that may be useful to us--and what's the result?
The advice I gave, when you and the lawyer first came to me--I hate that fellow!--remains as sound and good advice as ever.