Are you in a universe which is ruled by natural laws and, therefore, is stable, firm, absolute - and knowable? Or are you in an incomprehensible chaos, a realm of inexplicable miracles, an unpredictable, unknowable flux, which your mind is impotent to grasp? The nature of your actions - and of your ambition - will be different, according to which set of answers you come to accept.

Philosophy: Who Needs It (ed. Penguin, 1984) - ISBN: 9781101137703