But facts cannot compete with ideology. Indeed, any opposition – even when backed by empirical evidence – is portrayed as an attack on politicians’ own (superior) ideology, whether it be libertarian or informed by religious fundamentalism.
像科学杂志最近一篇社论那样基于事实的观点应该足以让美国领导人改变方式。但事实却无法与意识形态竞争。事实上，任何反对意见——就连那些有经验证据支持的意见也不例外——无论划归自由主义还是宗教原教旨主义，均被视为攻击政客个人的（优秀）思想。