„[20th Century has been called] the century of extremes, […] in which human vices reached unfathomable depths. [She notes that it has been] a century of great progress [and in some places of] unprecedented economic growth. [At the same time, however, poor urban areas face a bleak future of] overcrowding and a disease pattern linked to poverty and an unhealthy environment.“
— Gro Harlem Brundtland
Awake! magazine 1999, 12/8, article: The Most Profound Changes.