Claude and Eustace were twins, and had been kids at school with me in my last summer term. Casting my mind back, it seemed to me that “bright” just about described them. The whole of that term, as I remembered it, had been spent in getting them out of a series of frightful rows.

“Look how well they are doing at Oxford. Your Aunt Emily had a letter from Claude only the other day saying that they hoped to be elected shortly to a very important college club, called The Seekers.”

“Seekers?” I couldn’t recall any club of the name in my time at Oxford. “What do they seek?”