As Wuerth himself makes clear in chapter 5, the last chapter of the first part of his big book, much of the value of the work he has done to that point lies in the light it sheds on Kant's notoriously obscure chapter on the Paralogisms in the Critique of Pure Reason (CPR, Kant 1926 [1781/1787]; all quotations from Kant are from this work1). I will focus on Wuerth's treatment of the Paralogisms chapter. First, however, a few more general comments.
Wuerth's book is really two books (he must have had tenure when he wrote it!): one of 186 pages, mostly on the topic of Kant on the soul as simple substance, and one of 145 pages, on the implications of Kant's account of the soul for his ethics. Here I will focus on the first “book,” indeed on the final chapter of the first...