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
From a roving viewpoint There is a kind of indeterminacy, quite different in essence from the famous principle of Heisenberg but just as effective in limiting our knowledge of nature, which lies in the fact that we can neither consciously sense nor think of much at any one moment. Understanding can only come from a roving viewpoint and sequential changes of scale of attention. Structure, Substructure, and Superstructure Up and Down the Ladder of Abstraction attentionunderstanding