《汉书·传·贾谊传》
至于社会风俗的败坏，却安然处之不以为怪，无动于衷，以为是理所当然的事。
至于俗流失，世坏败，因恬而不知怪，虑不动于耳目，以为是适然耳。
Their attitude towards the degradation of social customs, however, was complacent. They simply went with the flow, unmoved, as if this was perfectly normal.