I have received a commission to make a poster against war. That is a task that makes me happy. Some may say a thousand times that this is not pure art.... but as long as I can work, I want to be effective with my art.
Letters of Friendship and Acquaintance [Briefe der Freundschaft und Begegnungen] (1966), edited by Hans Kollwitz, p. 95; cited in Käthe Kollwitz: Woman and Artist (1976) by Martha Kearns, p. 172.