Theology and Falsification
The following excerpt was published in Reason and Responsibility (1968).
by Antony Flew

Let us begin with a parable. It is a parable developed from a tale told by John Wisdom in his haunting and revolutionary article “Gods.”[1] Once upon a time two explorers came upon a clearing in the jungle. In the clearing were growing many flowers and many weeds. One explorer says, “Some gardener must tend this plot.” The other disagrees, “There is no gardener.” So they pitch their tents and set a watch. No gardener is ever seen. “But perhaps he is an invisible gardener.” So they set up a barbed-wire fence. They electrify it. They patrol with bloodhounds. (For they remember how H. G. Well’s The Invisible Man could be both smelt and touched though he could not be seen.) But no shrieks ever suggest that some intruder has received a shock. No…