Yagni ("You Aren't Gonna Need It") is the principle that we should not build presumptive features. It should not be used as a justification for neglecting internal quality.| martinfowler.com
Devops is a movement to break down traditional silos between developers, operations and other delivery groups. Although many tools are useful, it is primarily a cultural change.| martinfowler.com
The value of good software design is economic: you can continue to add new functionality quickly even as the code-base grows in size.| martinfowler.com