586
ON CONCEPTION.
phosis, viz. insects, as of spontaneously generated beings, in whose ova or "primordia," as in all other seeds, the "species" or immaterial "form" plainly dwells, the moving principle, as it were, of those things which are to be generated), and when I speak of the soul and its affections, and how art, memory, and experience are to be regarded as the conceptions of the brain alone.