The real answer to the question, as others have said, is "the job is never finished". A good analogy for a marriage: getting the couple to the point when people think the job is done is easy, but the job is never really finished and needs enduring care and maintenance.
Excellent, Peter - thanks a lot! I will use that. Thanks to everyone else for their input. Good material; I'll have 'em rolling in the aisles yet

. The parallel to be drawn is that of a the time taken to hand-build a Morgan, with the accompanying photographic record, and the time taken to "build" a four-tier, Art Deco inspired wedding cake, with a photo record of the construction. The Lady of the House is i/c and I am "the boy". Today I continue cutting out of paper-thin icing a total of 400 triangles...