But the collective unconscious, without our having to fall back on the genes, is purely and simply the sum of prejudices, myths, collective attitudes of a given group. It is taken for granted, to illustrate, that the Jews who have settled in Israel will produce in less than a hundred years a collective unconscious different from the ones that they had had before 1945 in the countries which they were forced to leave.

Frantz Fanon, Constance Farrington, Black skin, white masks, loc. 664