2135. In places where great numbers of sick people are kept, cleanliness ought most religiously to be observed. The very smell in such places is often sufficient to make one sick. It is easy to imagine what effect that is likely to have upon the disease.
2136. A person in health has a greater chance to become sick, than a sick person has to get well, in an hospital or infirmary where cleanliness is neglected.
2137. The brutes themselves set us an example of cleanliness. Most of them seem uneasy, and thrive ill, if they be not kept clean.
2138. A horse that is kept thoroughly clean, will thrive better on a smaller quantity of food, than with a greater, where cleanliness is neglected.