Ultimately all systems will reach their equilibrium state of total disorder and maximum
entropy; they will then have died what is picturesquely called a 'heat death', with all their
parts having equal amounts of energy. Nothing new can happen in such a corpse. A
death of this type has been envisaged for the Universe, and was described imaginatively
by Olaf Stapledon, "Presently nothing was left in the whole cosmos but darkness and the
dark whiffs of dust that once were galaxies"