Rule of thumb: if you think something is clever and sophisticated beware-it is probably self-indulgence.
Donald A. NormanDesign is really an act of communication, which means having a deep understanding of the person with whom the designer is communicating.
Donald A. NormanThe world is complex, and so too must be the activities that we perform. But that doesn't mean that we must live in continual frustration. No. The whole point of human-centered design is to tame complexity, to turn what would appear to be a complicated tool into one that fits the task, that is understandable, usable, enjoyable.
Donald A. Norman