The article discusses the concept of 'enlightenmentware', which refers to software that not only gets the job done but also inspires and influences the way developers design their own systems. The author shares their personal experiences with various software tools, including UNIX, Git, Emacs, Boost.Graph, and Bazel, and how they have contributed to their growth as a programmer. These tools have had a profound impact on the author's understanding of software development and have shaped their approach to building systems. The article highlights the importance of such software in a developer's journey.