> Good Design: A system should be built with a minimum set of unchangeable parts; those parts should be as general as possible; and all parts of the system shou

> Good Design: A system should be built with a minimum set of unchangeable parts; those parts should be as general as possible; and all parts of the system should be held in a uniform framework. That would be nice but it is pretty much impossible in practice. No uniform framework exists that is optimum for all situations and special cases. There is a reason why we still have many different programming languages and programming environments.