"उपनिषद्" च्या आवृत्तींत अंतर

[[File:Rigveda MS2097.jpg|thumb|An early 19th-century manuscript of the Rigveda]]

[[File:Raja Ravi Varma - Sankaracharya.jpg|thumb|Adi Shankara, expounder of Advaita Vedanta and commentator (bhashya) on the Upanishads]]

[[File:Wassertropfen.jpg|thumb|Impact of a drop of water, a common analogy for Brahman and the Ātman]]