After they had dined, Mrs. Teachum told them she thought it proper that they should use some exercise in the cooler part of the day, lest, by sitting too much, they should injure their health. – Sarah Fielding (1710–1768), “The Governess, or The Little Female Academy,”

Throughout the illness the most obviously exciting cause of the attacks was posture, stopping over a writing-desk; and he ultimately had to do such work either kneeling or at a standing desk. – Lawson Tait, 1882

To those who visited the old Library of Congress at the Capitol he will always be associated with it — a long, lean figure, in scrupulous frock, erect at a standing desk, and intent upon its littered burden, while the masses of material surged incoherently about him. – Herbert Putnam, of librarian Ainsworth Rand Spofford (1825–1908), 1908, wo

Sitting kills, moving heals. – Joan Vernikos, c.2011