What is the origin of 'sleep tight'?
Read moreOne of the mysteries of the English language finally explained.
proper noun
(1766–1834), English economist and clergyman. In An Essay on the Principle of Population (1798) he argued that without the practice of “moral restraint” the population tends to increase at a greater rate than its means of subsistence, resulting in the population checks of war, famine, and epidemic.
