Actually, on one level, I do like the thoughts popping into his head like that. That IS how Satan works. If we only understood that our bad ideas were Satan speaking to us, we would recognize him much more easily.
True. But the Bible, as we know it, says Satan is an actual spiritual being. It implies he was there with Jesus (Matt 4:3) - or that's always been my interpretation. And their 'Bible' version of the Temptation is really rather mundane and boring tripe.
"(7) But then Jesus thought again of some other words from the old books, "You must not push God too far." (8) Then his mind formed another picture. This time he seemed to be looking down from a very high mountain on all the countries of the world. (9) Jesus thought, "All this could easily be mine. All I have to do is to be cunning and gain the support of the right people." Jesus quickly dismissed these ideas. He thought "These are the ways of evil. The old books tell us the only one we should try to please is God. "