"Didn't get out of the garden?" exploded Simon.

"Not completely," said Father Brown.

Simon shook his fists in a frenzy of French logic. "A man
gets out of a garden, or he doesn't," he cried.

"Not always," said Father Brown.

Dr. Simon sprang to his feet impatiently. "I have no time to
spare on such senseless talk," he cried angrily. "If you can't
understand a man being on one side of a wall or the other, I won't
trouble you further."

"Doctor," said the cleric very gently, "we have always got on
very pleasantly together. If only for the sake of old friendship,
stop and tell me your fifth question."

The impatient Simon sank into a chair by the door and said
briefly: "The head and shoulders were cut about in a queer way.
It seemed to be done after death."

"Yes," said the motionless priest, "it was done so as to make
you assume exactly the one simple falsehood that you did assume.
It was done to make you take for granted that the head belonged to
the body."

The borderland of the brain, where all the monsters are made,
moved horribly in the Gaelic O'Brien. He felt the chaotic