Chapter Iv.--the Mental Condition of Savages--Magic--

METAMORPHOSIS--METAPHYSIC--PSYCHOLOGY.

Claims of sorcerers--Savage scientific speculation--Theory of causation--Credulity, except as to new religious ideas--"Post hoc, ergo propter hoc"--Fundamental ideas of magic--Examples: incantations, ghosts, spirits--Evidence of rank and other institutions in proof of confusions of mind exhibited in magical beliefs.