Make the change easy A Tweet by Kent Beck twitter.com For each desired change: Make the change easy (warning: this may be hard) Make the easy change The State of Agile Software in 2018 changesoftwarerefactoring
New ideas must use old buildings Old ideas can sometimes use new buildings. New ideas must use old buildings. Jane Jacobs, The Death and Life of Great American Cities The economic value of old buildings timeideasarchitecturenovelty