I. Overview
Someone is considered mentally “ill” if:
His conduct rigidly and consistently deviates from the typical, average behaviour of all other people in his culture and society that fit his profile (whether this conventional behaviour is moral or rational is immaterial), or
His judgment and grasp of objective, physical reality is impaired, and
His conduct is not a matter of choice but is innate and irresistible, and
His behavior causes him or others discomfort, and is
Dysfunctional, self-defeating, and self-destructive even by his own yardsticks.
Descriptive criteria aside, what is the essence of mental disorders? Are they merely physiological disorders of the brain, or, more precisely of its chemistry? If so, can they be cured by restoring the balance of substances and secretions in that mysterious organ? And, once equilibrium is reinstated is the illness “gone” or is it still lurking there, “under wraps”, waiting to erupt? Are psychiatric problems inherited, rooted in faulty genes (though amplified by environmental factors) or brought on by abusive or wrong nurturance?
These...