Does everyone grow the way you do?" puffed Milo when he had caught up. "Almost everyone," replied Alec, and then he stopped a moment and thought. "Now and then, though, someone does begin to grow differently. Instead of down, his feet grow up towards the sky. But we do our best to discourage awkward things like that." "What happens to them?" insisted Milo. "Oddly enough, they often grow ten times the size of everyone else," said Alec thoughtfully, "and I've heard that they walk among the stars." And with that he skipped off once again toward the waiting woods.
Norton JusterYou see, it's really quite simple. A simile is just a mode of comparison employing 'as' and 'like' to reveal the hidden character or essence of whatever we want to describe, and through the use of fancy, association, contrast, extension, or imagination, to enlarge our understanding or perception of human experience and observation.
Norton Juster