The Four Mahavakyas
Each of the four Vedas yields one great utterance:
- Prajñānaṃ Brahma — 'Consciousness is Brahman' (Aitareya Upanishad)
- Ahaṃ Brahmāsmi — 'I am Brahman' (Brihadaranyaka Upanishad)
- Tat Tvam Asi — 'That thou art' (Chandogya Upanishad)
- Ayam Ātmā Brahma — 'This Self is Brahman' (Mandukya Upanishad)