A former age insisted upon the efficacy of scarlet curtains and red broad-cloth in small-pox—a succeeding age thinks it has proved the practice superstitious,—or they refer to it fancy. Now that said fancy is an element in the constitution of man, possibly more powerful in its effects upon the cure or aggravation of disease, than all the drugs in all the chemists' laboratories in all the towns of the world. For it is universal and not partial, pandemic and not solitary.