Excerpts: Thus, aside from impairing their singing and dancing skills, amusia may have seeped into some subjects' language abilities as well. (…) this prosody [deficiency in detecting pitch variation in speech, Ed.] deficit might complicate a neat picture by indicating a neural linkage between music and language pathways.
(…) [The] ability to hear music is an adaptation possibly designed to increase social cohesion among groups by providing them something to share.
(…) approximate arithmetic, corresponding to a general number sense that has evolved in humans and some animals, is independent of language (…).
- What Makes The Mind Dance And Count , Michael Balter, Language, Brain, And Cognitive Development Meeting, Paris, 01/05/3-5, Science 2001 292: 1636