Neither is it accidental that the Upanishads contain no internal evidence as to when, where or by whom they were composed. Their very thesis is that we dwell in the midst of a timeless eternity. With everything so indissolubly united that particular areas or places are of no concern. Who might be the author of an idea or a way of communicating it must be of no importance whatsoever, since truth is truth.
Ancient Indians had a far deeper confidence in living speech than in the moral, impersonal and derivative written communication. When words issued from the mouth of a sayer, they carried a personal endorsement.
Neither is it accidental that the Upanishads contain no internal evidence as to when, where or by whom they were composed. Their very thesis is that we dwell in the midst of a timeless eternity. With everything so indissolubly united that particular areas or places are of no concern. Who might be the author of an idea or a way of communicating it must be of no importance whatsoever, since truth is truth.