"Negroes know about each other what can here be called family secrets, and this means that one Negro, if he wishes, can "knock" the other's "hustle"--can give his game away. It is still not possible to overstate the price a Negro pays to climb out of obscurity--for it is a particular price, involved with being a Negro; and the great wounds, gouges, amputations, losses, scars, endured in such a journey cannot be calculated."