Hysteresia.

Those who continue to vote although there are no more candidates.

Those who continue to watch television when the broadcasters are on strike.

The phantom limb which goes on hurting even after it is amputated.

The man who is made redundant but goes regularly to his former place of work every morning.

The Japanese stubbornly contemplating the sunset at Ayer's Rock even though there is no sun.

The tightrope-walker who keeps edging forward on his imaginary rope until he realizes it is not there and falls into the void.

The subject who takes himself for a subject even though he disappeared long ago.