We can understand a thousand instances "how", but it will always be "why" that ties them together. Like software incompatibility: every program is the story of

We can understand a thousand instances "how", but it will always be "why" that ties them together. Like software incompatibility: every program is the story of "how", written explicitly, and translated into instructions. The only way to fit them together is to implement "why". If we could write both stories together, we could factor out incompatibility.