Natural Quantities may be used for counting: a person apple; two apples are 1 apple added to a different apple, three apples are just one apple extra to two apples, ... The natural figures are employed for counting points, like "you'll find six coins about the table", during which scenario https://share.evernote.com/note/8017dd9b-bae1-b7b2-e7a5-981f51e2ee16