He who has so little knowledge of human nature as to seek happiness by changing anything but his own disposition will waste his life in fruitless efforts.
Whoever commits a fraud is guilty not only of the particular injury to him who he deceives, but of the diminution of that confidence which constitutes not only the ease but the existence of society.
To preserve health is a moral and religious duty: for health is the basis of all social virtues; and we can be useful no longer than while we are well.
