They did what human beings looking for freedom, throughout history, have often done. They left. - Isabel Wilkerson

The Nazis were impressed by the American custom of lynching its subordinate caste of African-Americans, having become aware of the ritual torture and mutilations that typically accompanied them. Hitler especially marveled at the American “knack for maintaining an air of robust innocence in the wake of mass death.

"Now, we ain't got nothing to do with God's business," she says, sitting back in her seat. She adjusts herself and straightens her scarf, contenting herself with whatever the day has in store.

The researchers consider this kind of group hypervigilance to be what they call “ ‘racialized economics’: the belief that undeserving groups are getting ahead while your group is left behind.