Happy we who can bask in this warm September sun, which illumines all creatures, as well when they rest as when they toil, not without a feeling of gratitude; whose life is as blameless, how blameworthy soever it may be, on the Lord's Mona-day as on his Suna-day.
Henry David Thoreau (1817–1862), U.S. philosopher, author, naturalist. A Week on the Concord and Merrimack Rivers (1849), in The Writings of Henry David Thoreau, vol. 1, pp. 66-67, Houghton Mifflin (1906).
Thoreau here plays on the pagan Anglo-Saxon word origins of these two days of the week.