Today's practicality is often no more than the accepted form of yesterday's theory.
Kenneth Lee PikeLanguage is a tool adequate to provide any degree of precision relevant to a particular situation.
Kenneth Lee PikeLanguage is not merely a set of unrelated sounds, clauses, rules, and meanings; it is a total coherent system of these integrating with each other, and with behavior, context, universe of discourse, and observer perspective.
Kenneth Lee Pike