books.google.com - This work about maths and language is from the NPR commentator Keith Devlin. Why is maths so hard? And why, despite this difficulty, are some people so good at it? If there is some inborn capacity for mathematical thinking which there must be, otherwise no one could do it, why can't we all do it well?...http://books.google.com/books/about/The_Math_Gene.html?id=R7xvHHhU0ZYC&q=apes&utm_source=gb-gplus-shareThe Math Gene