Metaphysics

Life: Its True Genesis

The Metaphysical Elements of Ethics

The Improvement of Human Reason

Absurdities of Immaterialism Or, A Reply to T. W. P. Taylder's Pamphlet, Entitled, “The Materialism of the Mormons or Latter-Day Saints, Examined and Exposed.”

History of Modern Philosophy

Eureka: A Prose Poem

An Enquiry Concerning Human Understanding

Freedom, Truth and Beauty

Monism as Connecting Religion and Science

Philosophy in the Last Forty Years

The Distinction between Mind and Its Objects

The Neptunian, or Water Theory of Creation

The course of creation

Mind and Life

You Can't Buy Eternity

The Creator, and what we may know of the method of creation

Bolax, Imp or Angel—Which

Sophist

Wisdom and Destiny

Man or Matter