Page:Reason in Common Sense (1920).djvu/58

 can regard those natural objects from which the psychologist has inferred it. Perception is in fact no primary phase of consciousness; it is an ulterior practical function acquired by a dream which has become symbolic of its conditions, and therefore relevant to its own destiny. Such relevance and symbolism are indirect and slowly acquired; their status cannot be understood unless we regard them as forms of imagination happily grown significant. In imagination, not in perception, lies the substance of experience, while knowledge and reason are but its chastened and ultimate form.

Every actual animal is somewhat dull and somewhat mad. He will at times miss his signals and stare vacantly when he might well act, while at other times he will run off into convulsions and raise a dust in his own brain to no purpose. These imperfections are so human that we should hardly recognise ourselves if we could shake them off altogether. Not to retain any dulness would mean to possess untiring attention and universal interests, thus realising the boast about deeming nothing human alien to us; while to be absolutely without folly would involve perfect self-knowledge and self-control. The intelligent man known to history flourishes within a dullard and holds a lunatic in leash. He is encased in a protective shell of ignorance and insensibility which keeps him from being exhausted and confused by this too complicated world; but that integument