The observer who sets out with a more philosophical belief, not only escapes the affliction of seeing sin wherever he sees difference, and avoids the suffering of contempt and alienation from his species, but, by being prepared for what he witnesses, and aware of the causes, is free from the agitation of being shocked and alarmed, preserves his calmness, his hope, his sympathy; and is thus far better fitted to perceive, understand, and report upon the morals and manners of the people he visits.