"For conscience like a fiery horse, / Will stumble if you check his course; / But ride him with an easy rein, / And rub him down with worldly gain, / He'll carry you through thick and thin, / Safe, although dirty, to your Inn." These poetic words of advice are attributed to Charles Ignatius Sancho in the eighteenth century. It is one of over 14,000 metaphorical pieces available on this website,...