Kenneth L. Pike — American Sociologist born on June 09, 1912, died on December 31, 2000

Kenneth Lee Pike was an American linguist and anthropologist. He was the originator of the theory of tagmemics, the coiner of the terms "emic" and "etic" and the developer of the constructed language Kalaba-X for use in teaching the theory and practice of translation... (wikipedia)

Today's practicality is often no more than the accepted form of yesterday's theory.
Normal social behavior requires that we be able to recognize identities in spite of change. Unless we can do so, there can be no human society as we know it.
The price that one pays for refusing to act on the truth as one sees it, is to be led to believe untruth to avoid guilt.
Without a possibility of change in meanings human communication could not perform its present functions.
Fruitful discourse in science or theology requires us to believe that within the contexts of normal discourse there are some true statements.