
Studying Minds
As minds cannot be observed directly, the experience of thinking and
feeling can only be described in metaphorical terms, and throughout his-
tory people have used the symbols and technology of their times to de-
scribe their experience of thinking. At various times mind has been pop-
ularly conceived as operating by humors, the interventions of gods, the
actions of stars and their corresponding terrestrial substances, possession
by demons, and, in more recent centuries, by pneumatic and hydraulic
operations of glands and other physiological systems. The metaphor
used to describe mental functions comes to prescribe acceptable func-
tions; ...