Staying relaxed was helping him cope with the drug induced juddering vision that could be best described as being like a Hitchcockian visual effect operated by a hyperactive squirrel that shook the whole universe closer and farther away. If you went with it, it was quite pleasant, as long as you didn't introduce any lateral movement like turning your head or the car. This caused the universe to try and slide away from underneath you. The other side effect was the constant feeling you ought to try to twist your head off, in a good way.