Contractual love triangles are being repeated ad infinitum

There are, so we are told, only a handful of plot lines from which to create any drama: boy meets girl, rags to riches, good conquers evil, the love triangle and small troll-like being goes on a long journey and meets a variety of strange creatures are just the more familiar ones. (There is of course my tale of passion and naked ambition set against a construction law background involving concrete and the JCT standard forms - but that is another story. ) I had cause to think about the ...