At a conference of sociologists in America in 1977, love was...

At a conference of sociologists in America in 1977, love was defined as "the cognitive-affective state characterized by intrusive and obsessive fantasizing concerning reciprocity of amorant feelings by the object of the amorance." That is jargon - the practice of never calling a spade a spade when you might instead call it a manual earth-restructuring implement - and it is one of the great curses of modern English.