Nonetheless, Arrow’s impossibility theorem ultimately played a hugely constructive role in investigating what democracy demands, which goes well beyond counting votes (important as that is). Enriching the informational base of democracy and making greater use of interactive public reasoning can contribute significantly to making democracy more workable, and also allow reasoned assessment of social welfare.
尽管如此，阿罗的不可能定理最终在研究民主要求什么的问题上扮演了巨大的建设性角色，这一问题远远超过了点算票数的范围（尽管这也很重要）。丰富民主的信息基础、让互动型公共推理排上更大用场可以极大地增强民主的可运作性，也让社会福利的理性评估成为可能。