You have to know how to "ask yourself questions as a child with an adult brain," said Albert Einstein. He could have added that the child's own, in addition to not yet having a mind full of preconceived ideas, is to think without necessarily relying on words. All the difficulty, then, is to convert these ideas not really formulated, in writing. Moreover, on such a subject, a need for precision in formatting does not facilitate rhetoric. These few pages will tell you the story of our Universe as you probably never imagined it.