NBW
"...I am perfectly aware that the fear of ghosts is contrary to science, reason and religion. If I were sentenced to spend a night alone in a graveyard, <...> I should already know that twigs would snap and the wind moan and that there would be half-seen movements in the darkness. And yet, after I had been frog-marched into the graveyard, I should feel a thrill of fear every time one of these things happened..."