The song is perhaps best known for its opening lines: “Timothy Leary’s dead / No, n-n-no he’s outside looking in”, which allude to Leary’s use of eastern mysticism (most notably The Tibetan Book of the Dead) to frame the psychedelic experience.- Legend of a Mind (Wikipedia)
“Legend of a Mind” is a song by the British progressive rock band the Moody Blues, and was written by the band’s flautist Ray Thomas, who provides the lead vocals. “Legend of a Mind” was recorded in January 1968 and was first released on the Moody Blues’ album In Search of the Lost Chord. Prominently featuring the Mellotron, it was the first song recorded for the album.