Physics

The ideal subject of totalitarian rule is not the convinced Nazi or the convinced Communist, but people for whom the distinction between fact and fiction (i.e., the reality of experience) and the distinction between true and false (i.e., the standards of thought) no longer exist.

—Hannah Arendt, The Origins of Totalitarianism [Arendt, 1973, p. 474]

The word “science” is Latin (scienzia) for knowledge. But it means so much more than what we covered in the first book. There, we discussed ou...