THE INTELLECTUAL SENTIMENT 368
Its origin: the craving for knowledge—Its
evolution—Utilitarian period: surprise, astonishment,
interrogation—Disinterested period: transition
forms—Classification according to intellectual
states—Classification according to emotional states:
dynamic forms, static forms—Period of passion: its
rarity—Pathology—Simple doubt—Dramatic doubt—_Folie du
doute_—Mysticism in science: deviation comes, not from the
object, but from the method of research.