Selon ce que je connais de l'histoire, je vois que l'humanité ne saurait se passer de boucs émissaires. Je crois qu'ils ont été de tout temps une institution indispensable.
From what I know of history, I see that humanity cannot do without scapegoats. I believe that they have always been an indispensable institution.
According to what I know of history, I see that mankind could never do without scapegoats. I believe it was at all times an indispensable institution.