The spirit of philosophy is one of free inquiry. It suspects all authority. Its function is to trace the uncritical assumptions of human thought to their hiding places, and in this pursuit it may finally end in denial or a frank admission of the incapacity of pure reason to reach the ultimate reality.

The soul is neither inside nor outside the body; neither proximate to nor separate from it.

Conduct, which involves a decision of the ultimate fate of the agent cannot be based on illusions.

Unbeliever is he who follows predestination even if he be Muslim, Faithful is he, if he himself is the Divine Destiny.

Man is primarily governed by passion and instinct.

Life is a struggle and not a matter of privilege. It is nothing but one's knowledge of the temporal and the spiritual world.

The alchemist of the West has turned stone into glass But my alchemy has transmuted glass into flint Pharaohs of today have stalked me in vain