Outward failure may be a manifested variant of inward success.
It is also, I would guess, a universal that in all societies people value respectability granted to them.
Today's practicality is often no more than the accepted form of yesterday's theory.
Verbal and nonverbal activity is a unified whole, and theory and methodology should be organized or created to treat it as such.
That a society controls, to a greater or lesser extent, the behavior of its members is a universal; but the methods, the particulars of that control, vary from one culture to another.
The marvelous thing is that even in studying linguistics, we find that the universe as a whole is patterned, ordered, and to some degree intelligible to us.