While "Delight customers" is an important goal in agile and Disciplined Agile (DA) practices, it is not listed as one of the key principles to keep in mind when choosing and evolving a team’s Way of Working (WoW). The key principles are "Pragmatism" (A), "Choice is good" (C), and "Context counts" (D). These principles emphasize practical decision-making, recognizing that different situations require different approaches (choice is good), and tailoring the WoW to the specific context.