If your morals make you dreary, depend upon it they are wrong. I do not say "give them up," for they may be all you have; but conceal them like a vice, lest they should spoil the lives of better and simpler people.
Robert Louis Stevenson
Robert Louis Stevenson (1850-1894), Scottish novelist, essayist, poet. Across the Plains, "A Christmas Sermon," sct. 2 (1892).