In any organization, as it develops, grows, changes, and evolves, the mission of the institution can alter and change. This can be a natural progression and part of what makes an agile group successful. It is also true that as change happens, the original vision for why it all began can get lost and forgotten.
This has also happened in schools. We are good at using textbooks, integrating technology, and differentiating instruction. We can find amazing Pinterest fonts and spend our salary on Teachers Pay Teachers. But in the end, do we remember why we are doing all of it?