07-10-2005, 01:33 PM
False: we can tell it if we live with them. Although they not talk, but express themselves much better than us by signal. And if you still not believe, look at that few humans still being completely (this is important!) isolated from civilization - they are happier than people involved in civilisation. (Be careful: usually the worst thing is when they are involved in it, but being left out from it's center like in Africa. They are not who i talked about above).