Metaphysical speculation is about as pointless as a discussion on the meaning of one's lungs. They're for breathing.
P. D. JamesWithout the hope of posterity, for our race if not for ourselves, without the assurance that we being dead yet live, all pleasures of the mind and senses sometimes seem to me no more than pathetic and crumbling defences shored up against our ruin.
P. D. James