They gave him multiple private teachers by the age of 6 - at that time people would normally not even be thought arithmetic.
People can recall pages from books if they put the effort, and regular people routinely do - an average person can memorize thousands of pages. Again it's that he could do it faster that's exceptional.
People can recall pages from books if they put the effort, and regular people routinely do - an average person can memorize thousands of pages. Again it's that he could do it faster that's exceptional.