(July 14, 2015 at 8:43 am)Atheist_BG Wrote: May be the only difference between us and them is that we can speak.
I think this is the biggest thing, certainly. Language, as the second article points out is what allows us to essentially pass information from generation to generation. It's this passing down of information that allows humans to snowball their collective knowledge, leading to more and more advancements every generation.