Robert Louis Stevenson,
Records of a Family of Engineers
“ But even the Scottish lightkeeper was frail. During the unbroken solitude of the winter months, when inspection is scarce possible, it must seem a vain toil to polish the brass hand-rail of the stair, or to keep an unrewarded vigil in the light-room; and the keepers are habitually tempted to the beginnings of sloth, and must unremittingly resist. ”
