Authors:

Historians are presumed to be unable to "do psychology," which is "mystical" anyway, so they are forced to accept the most "rational" explanations... "and it is on these that history is built.

Lloyd DeMause (1975). “The New Psychohistory”, New York : Psychohistory Press
Historians are presumed to be unable to do psychology, which is mystical anyway, so they are forced to accept the most rational explanations... and it is on these that history is built.