If it can be proved that free‑will cannot exist, it is not only tree will that is touched but likewise the immortality of the soul.

Besides, either the body and the soul are two distinct and separate things or they are one. Either the soul is the form of the body, or the body is the manifestation of the soul.

[...]

If the body be the manifestation of the soul, it is evident that when the manifestation is dispelled the thing manifested also goes, since it is not very clear how a thing now manifests itself and again does not.

The vegetative soul principle of existence.

The animal soul principle of (...)

The , principle of motion, thought.