Does language shape the way we think?

Do the languages we speak shape the way we think? Do they merely express thoughts? Or do the structures in languages (without our knowledge or consent) shape the very thoughts we wish to express?
Provocative article is WSJ from Stanford psychology professor challenging - or at least refining - Chomsky's theory of a 'universal language'.
How do we come to be the way we are? Why do we think the way we do? An important part of the answer, it turns out, is in the languages we speak. 
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