Basic Details
Name: Chhandogya Upanishad (छान्दोग्य उपनिषद्)
Veda: Sama Veda
Chapters: 8 chapters (praxānas), with numerous sections (khaṇḍas)
Language: Sanskrit
Philosophy: Vedanta, especially non-dualism (Advaita)
Main Themes and Teachings
1. Om (ॐ) – The Sacred Sound
The Upanishad starts by declaring the significance of "Om" as the essence of the universe and the source of all creation.
2. Tat Tvam Asi (तत् त्वम् असि) – “You Are That”
One of the Mahāvākyas (great sayings) from Vedantic philosophy.
It means that the individual self (Atman) is identical with the universal reality (Brahman).
Spoken by sage Uddalaka to his son Śvetaketu.
3. Nature of Reality (Brahman)
Describes Brahman as the infinite, eternal, and subtle essence behind all that exists.
All diversity in the world is just names and forms (nāma-rūpa); the essence is One.
4. Atman (Self)
Atman is the true self within all beings.
It is eternal, pure, conscious, and blissful.
Realizing the Atman leads to liberation (moksha).
5. Ethics and Meditation
Emphasizes the importance of truthfulness, self-control, and meditation as paths to realize Brahman.
Symbolic Stories and Dialogues
Includes profound allegorical stories such as:
Satyakama Jabala – story of a seeker’s truthfulness
Uddalaka and Śvetaketu – teaching of Brahman through analogies like salt in water or a fig seed
Raikva the cart-puller – a poor man who is rich in wisdom
King Janasruti and Raikva – humility in seeking knowledge
Spiritual Goal
The central message is: Realize your inner self (Atman) as Brahman, and by doing so, you transcend suffering, rebirth, and attain ultimate freedom (moksha).