Signal to Syntax

In the beginning, before there are words, or syntax, or discourse, there is speech. Speech is an infant's gateway to language. Without exposure to speech, no language--or at most only a feeble facsimile of language--develops, regardless of how rich a child's biological endowment for language learning may be. But little is given directly in speech--not words, for example, as anyone who has ever listened to fluent conversation in an unfamiliar language can attest. Rather, words and phrases, or rud