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.
Samuel JohnsonPound St. Paul's Church into atoms, and consider any single atom; it is to be sure, good for nothing; but put all these atoms together, and you have St. Paul's Church. So it is with human felicity, which is made up of many ingredients, each of which may be shown to be very insignificant.
Samuel Johnson