The phonetic animal par excellence is man. All men are born with an infinite capacity for making noises and using them. - John Rupert Firth

The study of such words as work, labour, trade, employ, occupy, play, leisure, time, hours, means, self-respect, in all their derivatives and compounds in sociologically significant contexts during the last twenty years would be quite enlightening. So would the study of words particularly associated with the dress, occupations, and ambitions of women, or the language of advertising, especially of quackery, entertainments, food, drink, or of political movements and propaganda.

In English we have noticed twenty-five consonant and about twenty vowel phonemes. Although individual pronunciations may differ, the phonemic habits of the same group or class will be similar. They will make similar use of . Words not phonetically separated — that is, s — may be separated by function or by experiential context

Speech is our most valuable instrument, because we can make it fit our common lives. We are not born to follow words. Words follow life. It has always been so from the very beginning. In fact, the human larynx and the shape of the passages above it have evolved in harmony with the lives our earliest ancestors lived, first in the trees, and then on the ground.