Mortal Love In The End Decides
For the concept of the supplement -which here determines that of the representative image- harbors within itself two significations whose cohabitation is as strange as it is necessary. The supplement adds itself, it is a surplus, a plenitude enriching another plenitud, the fullest measure of presence. But the supplement supplements. It adds only to replace. It intervenes or insinuates itself in-the-place-of; if it fills, it is as one fills a void...
(Taken from "Of Grammatology" book by Jacques Derrida)
