“That was one reason Amos didn’t particularly like to think or talk about emotion; he didn’t like things that were hard to measure.”

“When people make decisions, they are also making judgements about similarity, between some object in the real world and what they ideally want... ‘similarity has two faces: casual and derivative. It serves as a basis for the classification of objects, but is also influenced by the adopted classification.’”

“Things are grouped together for a reason, but, once they are grouped, their grouping causes them to seem more like each other than they otherwise would. That is, the mere act of classification reinforces stereotypes. If you want to weaken some stereotype, eliminate the classification.”