The soul’s unity that we encountered in 3.2 functioned as the metaphysical principle of the inhibition of opposed representations in 3.3.1–2. Now, again, unity is the principle by which the unification of certain representations might be explained (cf. SW V: 307). We must keep in mind that our sensations (Sinnesempfindungen) form various continua, “sense dimensions” (Boudewijnse, et al. 1999: 179), or “modalities” (Boring 1950: 258), e.g., of color or taste and smell (PsW: 171; SW V: 307, f.). W