It was GK Chesterton who famously said that when a man stops believing in God he doesn’t then believe in nothing; he believes anything. He was thinking primarily about spiritual beliefs, but it has proved true in the twenty-first century West in more other ways than the great man would ever have imagined possible. So an article in The Guardian – My patient swapped chemotherapy for essential oils – reveals that people are rejecting standard medical treatment in favour of what can only be descr...