There is a difference between a book of two hundred pages from the very beginning, and a book of two hundred pages which is the result of an original eight hundred pages. The six hundred are there. Only you don't see them.
Bio: Anna Freud was an Austrian-British psychoanalyst. She was the 6th and last child of Sigmund Freud and Martha Bernays. She followed the path of her father and contributed to the field of psychoanalysis.