
“If you want truly to understand something, try to change it.”
Attributed to Kurt Lewin in: Charles W. Tolman (1996) Problems of Theoretical Psychology - ISTP 1995. p. 31.
Address to World's Salesmanship Congress http://books.google.com/books?id=w0IOAAAAIAAJ&pg=PA286&dq=%22want+to+make+enemies,+try+to+change+something%22, Detroit (10 July 1916)
1910s
“If you want truly to understand something, try to change it.”
Attributed to Kurt Lewin in: Charles W. Tolman (1996) Problems of Theoretical Psychology - ISTP 1995. p. 31.
Campaign speech in Michigan (1968) https://books.google.com/?id=uXRx5hGm8zYC&dq="Do+you+want+to+make+a+point+or+do+you+want+to+make+a+change"&pg=PA17
1960s
A Conversation with Ward Cunningham (2003), Working the Program
Discovery Magazine, 1997 http://discovermagazine.com/1997/apr/thecurseofqwerty1099/
1990s, Long Walk to Freedom (1995)
2016, In Trump We Trust: E Pluribus Awesome! (2016)
“If you want something different, DO something different. Without change progress is impossible.”
Source: Life, the Truth, and Being Free (2010), p. 132