People who can't read or write aren't less smart than other humans. No, there are no animals at all, anywhere even close to the smartness of humans. It's not a

People who can't read or write aren't less smart than other humans. No, there are no animals at all, anywhere even close to the smartness of humans. It's not a small difference, it's a HUGE gap. When we talk about how smart apes, or dolphins are, we are talking relative to other animals. Relative to humans, it's almost nothing.