Conversation so far:
who sang if you could read my mind
If You Could Read My Mind is a song by Canadian singer songwriter Gordon Lightfoot.
in what key is the song if you could read my mind
The song, If You Could Read My Mind, is in A major and uses the subtonic chord

Question: what inspired the singer to write the lyrics
Self-contained rewrite: what inspired gordon lightfoot to write the lyrics of if you could read my mind