Another word for metaphysics

Metaphysics he held to be based on psychology.

In them is foreshadowed all that he afterwards worked out in metaphysics, psychology, ethics and aesthetics.

But just as the subject of every science is the manifestation of this unknown essence of life while that essence itself can only be the subject of metaphysics, even the manifestation of the force of free will in human beings in space, in time, and in dependence on cause forms the subject of history, while free will itself is the subject of metaphysics.

He wrote both on psychology and on metaphysics, but is known especially as a historian of philosophy.

He wrote both on psychology and on metaphysics, but is known especially as a historian of philosophy.