Oliver searched his memory and remembered something about Harry losing someone close to him and by the way he cut off and changed the subject, Oliver decided not to press. He was far from the best person to talk about handling loss of a loved one.
Instead, he grinned at the younger man. "I'd imagine he'd like that, having you with him while he's transformed. The hard times are always easier if there's someone you love to share the burden."
Like you'd know anything about that, he thought with a snort.