TABLE IV
THE RELATION OF THE EGO TO THE PERCEPTUAL FIELD
INFANT
(1) PERCEPTION emerges
(2) Child can decenter from
immediate percept.
(3) Child can imagine a percept
and begins conservation
intuitively . Incomplete or
prelogical connection between
percept and concept.
YOUTH
(4) Perceptual field regnant.
Child can conserve. Can
perfect concepts from percepts. Child absorbed in perceptual field.
(5) Youth discovers subjunctive
which removes him from
tyranny of percept. Can
formulate hypothesis and
think logically.
(6) Youth becomes creative.
Cognitive processes
integrated. Becomes able to
create concepts.
ADULT
(7) Psychedelic function allows
penultimate liberation from
perceptual field. Adult can
create percepts and withdraw
from perceptual field at will.
"Pratyhara" (detachment
from sense organs).
(8) Adult fully liberated from 
perceptual field, which is seen
as proving-ground for
ego-development.