摘要: This article responds to criticisms of the proposals Everett 2005 by Nevins, Pesetsky, and Rodrigues (2009, this issue). It argues that their are unfounded Piraha grammar culture accurately described in 2005. The also offers more detailed argumentation for hypothesis can exert an architectonic effect on grammar. concludes falsifies single prediction made Hauser, Chomsky, Fitch (2002) recursion is essential property human language.