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.
Muhammad IqbalBut only a brief moment is granted to the brave one breath or two, whose wage is the long nights of the grave.
Muhammad IqbalDivine life is in touch with the whole universe on the analogy of the soul's contact with the body.
Muhammad Iqbal