"在音乐中引入新时尚是一件需要警惕的事情，因为它会危及整个社会结构，社会最重要的习俗会因这一领域的任何革命而动摇"（柏拉图《理想国》、Francis MacDonald Cornford 英译、P115）
“the introduction of novel fashions in music is a thing to beware of as endangering the whole fabric of society, whose most important conventions are unsettled by any revolution in that quarter”