Word experts differ about how the expression started. Some believe it came from television programs popular in the nineteen eighties. Others believe it began with psychologists and psychiatrists who deal with how people think, feel and act.词汇专家对这种表述的出处持不同意见.一些人认为它出自20世纪80年代的热门电视节目.另一些人则认为它出自心理学家和精神病医生,这两种职业的人经常与人们如何思考、感觉和行为打交道.
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