Catherine tried not to smile too much. She hid her smugness behind a dainty sip of her tea. Then she placed her cup back down on her saucer and looked at her would-be pupil as if considering the thing for the first time. "I must admit I have never undertaken anything like it. But I suppose I could teach you a thing of two," she considered with faux modesty. "And I do so like to be of service. Why, my dear, why not? You'd be wasted on a fisherman."