My parents had broken through the shackles of dogma

Furthermore, the study of the present surroundings is insufficient: the history of the people, the influence of the regions through which it has passed on its migrations, and the people with whom it came into contact, must be considered

If we were to select the most intelligent, imaginative, energetic, and emotionally stable third of mankind, all races would be present.

There is no fundamental difference in the ways of thinking of primitive and civilized man. A close connection between race and personality has never been established.

My parents had broken through the shackles of dogma

My father had retained an emotional affection for the ceremonial of his parental home, without allowing it to influence his intellectual freedom

We all know scientists who in private life do not come up to the standard of truthfulness, but who, nevertheless, would not consciously falsify the results of their researches