Sri Aurobindo
Letters of Sri Aurobindo
Volume IV - Part 3
Fragment ID: 14718
The expression [of sweet melodious music] was of the psychic plane – and the music was of that domain. Very often coming out of a conscious sleep like that the inner consciousness (which heard the music) lasts for a few seconds even after waking, before it goes back and is entirely covered by the waking mind. In that case what was heard or seen in sleep would continue for those few seconds after waking.