"The causal opacity of many cultural adaptations had a big impact on our psychology." https://books.google.com/books?id=HFHpCAAAQBAJ&pg=PA99&lpg=PA99&dq=%22The+causal+opacity+of+many+cultural+adaptations+had+a+big+impact+on+our+psychology.%22&source=bl&ots=MgVqJMDdWt&sig=ZUkPpGlPE0ZJO5Hk_MHc1huzhFE&hl=en&sa=X&ved=0CBsQ6AEwAGoVChMIhraJxILuyAIVA9ZjCh18agxJ#v=onepage&q=%22The%20causal%20opacity%20of%20many%20cultural%20adaptations%20had%20a%20big%20impact%20on%20our%20psychology.%22&f=false …
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