That series of inventions by which man from age to age has remade his environment is a different kind of evolution -- not biological, but cultural evolution . . . The Ascent of Man.
Source: In Shorter Bartlett's Familiar Quotations, by John Bartlett, 1937, 1980, 1992.
-- Jacob Bronowski, (Jan 18 1908-1974), English historian, mathematician; He was a writer on science and human value who developed the TV series The Ascent of Man, 1973.