Damage control obviously, he's not saying his view has changed ( not like it's possible that quickly ). He's basically saying he's sorry for being publicly homophobic so next time he'll keep quiet about it and keep on "practicing his faith"
Wasn't he part of Super Junior? I hope Heechul educates him, considering Heechul is good friends with that openly gay Korean actor who was fired and blacklisted after he came out back in 2000.