Natural figures can be utilized for counting: 1 apple; two apples are 1 apple included to a different apple, three apples are one apple extra to two apples, ... The natural numbers are used for counting things, like "you'll find 6 coins on the desk", where situation they are identified https://share.evernote.com/note/a8fd1cb2-5733-5366-f5df-7a36578ae666