Sometimes this is given as “If you want truly to understand something, try to change it.” and I learned it as “You never understand a system until you start to try to change it.” I also see Urie Bronfenbrenner quoted as saying: “you never understand a phenomenon until you try to change it”. I would … Continue reading Is there an actual source for the Kurt Lewin quote “You cannot understand a system until you try to change it”?