Hi Nana – interesting article… not sure what you mean by ‘eye-roller’ – perhaps give an example.. Also, it is better to compose in the post instead of uploading a word document. If you are interested in this subject, you should read Sapiens; here is a link: https://www.theguardian.com/books/2014/sep/11/sapiens-brief-history-humankind-yuval-noah-harari-review