As a matter of fact, ethical strain is just as bad for us as physical strain. It is desirable that the normal pitch of conduct at which men are not conscious of being particularly virtuous, although they feel mean when they fall below it, should be raised as high as possible; but it is not desirable that they should attempt to live above this pitch any more than that they should habitually walk at the rate of five miles an hour or carry a hundredweight continually on their backs. Their normal condition should be in nowise difficult or remarkable; and it is a perfectly sound instinct that leads us to mistrust the good man as much as the bad man, and to object to the clergyman who is pious extra-professionally as much as to the professional pugilist who is quarrelsome and violent in private
