"That Golden Rule" is the second single to be taken from Scottish alternative rock trio Biffy Clyro's fifth studio album, Only Revolutions, released on 23 August 2009.The band describe the song as a mixture of prog and stoner rock, citing that "[it's] like Kyuss and Tool playing with some Scottish freaks screaming over the top of it". It received its first radio play in early July 2009, on Zane Lowe's Hottest Record in the World slot on Radio 1.