So I had only known people of color. I only knew black people or Nigros as we called ourselves then or we are called.

所以，我所认识的人,就只有黑人而已,那时我们自称“黑鬼“,大家也都这么叫我们。

普林斯顿公开课 - 人性课程节选

In England, I think we refer to these guys - whether it's technical or not - as "Evil gits."

在英格兰,我们把这种人叫,自私鬼,不知道这算不算术语

耶鲁公开课 - 博弈论课程节选