I attribute much of the bodily health I enjoy to following the plan adopted by most physicians, who, while engaged in active, laborious efforts to assist the needy, at the same time follow the delightful studies of some department of natural history.

The human misery and sin we endeavor to alleviate and cure may be likened to the sickness and impurity of some of the back slums of great cities.

One contents himself by ministering to the sick and trying to remove the causes, without remaining longer in the filth than is necessary for his work; another, equally anxious for the public good, stirs up every cesspool, that he may describe its reeking vapors, and, by long contact with impurities, becomes himself infected, sickens, and dies.
The men went about during the day, and brought back wild fruits of several varieties, which I had not hitherto seen.

One, called mogametsa, is a bean with a little pulp round it, which tastes like sponge-cake; another, named mawa, grows abundantly on a low bush.

There are many berries and edible bulbs almost every where.