Sri Aurobindo’s writings on Upanishads viz., The Philosophy of Upanishads and the Upanishads are covered in this book. Seven essays are summarised on the philosophy of Upanishads. Topics like Absolute Brahman, Parabrahman, Maya (The Principle of Phenomenal Existence) will be found to be very interesting. Kenopanishad’s translation with some commentary is given. Mandukya Upanishad, Aitareya Upanishad’s translation are given in summary.