"Naturally, naturally," agreed Magnus Ridolph. "However, let us view the matter from a different aspect. Let us momentarily forget that we are friends, neighbors, almost business associates, each acting only through motives of the highest integrity. Let us assume that we are strangers, unmoral, predatory."
Blantham blew out his cheeks, eyed Magnus Ridolph doubtfully. "Far-fetched, of course. But go on."
(Jack Vance, The Many Worlds of Magnus Ridolph)