Love this short video produced by the BBC and the UK Open University. If only all learning materials could be as good as this! How is it that we learn to speak and think in language so easily? Philosophers have argued about whether or not we have innate ideas. Whether we are born knowing things, as Plato believed, or rather, as John Locke and other empiricists argued, the mind is a blank slate on which experience writes. Noam Chomsky, gave a twist to this debate in the 1960s. Narrated by Gillan Anderson. Scripted by Nigel Warburton.