It is natural for every man uninstructed to murmur at his condition, because, in the general infelicity of life, he feels his own miseries without knowing that they are common to all the rest of the species; and, therefore, though he will not be less sensible of pain by being told that others are equally tormented, he will at least be freed from the temptation of seeking, by perpetual changes, that ease which is no where to be found, and though his diseases still continue, he escapes the hazard of exasperating it by remedies.