If you were sitting in a chair,he challenged himself with getting as close to your feet as possible.There,he would sink into a deep and peaceful sleep,with his head hanging out of his shell and his nose,touching the ground.If,however,you were lying on a rug in the sun,Achies would be certain that you were lying on the ground simply in order to amuse him.He would rush down the path and on to the rug with an expression of happiness.He would pause,look at you thoughtfully and then choose a part of your body on which to practise mountaineering.