“Man can commit atrocities, or incite others to commit them, not because of a personality disorder, but because of his belief in ideas that provoke and justify atrocities.”

“Atrocity is recognized as such by victim and perpetrator alike, by all who learn about it at whatever remove. Atrocity has no excuses, no mitigating argument. Atrocity never balances or rectifies the past. Atrocity merely arms the future for more atrocity. It is self-perpetuating upon itself — a barbarous form of incest. Whoever commits atrocity also commits those future atrocities thus bred.”

“Those who can make you believe absurdities, can make you commit atrocities.”

“The nationalist not only does not disapprove of atrocities committed by his own side, but he has a remarkable capacity for not even hearing about them.”

“There are always people willing to commit unspeakable human atrocity in exchange for a little power and privilege.”

“... the atmosphere of war brutalizes everyone involved, begets a fanaticism in which the original moral factor is buried at the bottom of a heap of atrocities committed by all sides.”