Lyric discussion by Icelander 

Cover art for If lyrics by Pink Floyd

"If I go insane Please don't put your wires in my brain" "And if I go insane Will you still let me join in with the game?"

I'm not sure, but these two lines above might refer to Syd Barrett. "The game" is then the music business or maybe even just the every day live.

Anyway, what a great song this is ;)

I have little doubt this song is about Syd. PF was struggling, in the years after Syd was forced to quit the band, to come up with a distinctive sound and to move beyond Syd's creative and eccentric psychedelia during the early period when he dominated the band, culminating in their first album, "The Piper at the Gates of Dawn." By 1969-70, while they were working on this, they were looking to move beyond the psychedelia of the early period (1965-early 1968), but they (and especially Waters, who took over as chief songwriter in Syd's absence) were Syd-haunted. There were...