The eponymous question that the other asks is, “does the world embody beauty?” He defines beauty as symmetry and economy, and answers with a resounding “yes.” Determining the answer to this question is both a perceptual and an inferential problem, and a fairly enjoyable one to explore alongside teh author.

This is the best explanation I have seen of color vision as a low-dimensional, probabilistic projection of an infinite dimensional electromagnetic space (pp. 151-156). It is also an exciting explanatin of quantum physics, aided by the generous “Terms of Art” section at the end of the book.