Such is the nature of men, that howsoever they may acknowledge many others to be more witty, or more eloquent, or more learned; yet they will hardly believe there be many so wise as themselves.
The defining qualities are about use: ease and simplicity. Caring beyond the functional imperative, we also acknowledge that products have a significance way beyond traditional views of function.
I came from an environment where if you see a snake, you kill it. At General motors, if you see a snake, the first thing you do is to hire a consultant on snakes.