What does Nietzsche say about finding meaning in a Godless secular world?
Maybe Having to find meaning is decadent. You're a museless person who should be sacrificed for greater people.
He wrote like 10 books about that.
You'd know by reading even just the prologue to Zarathursta: https://en.wikisource.org/wiki/Thus_Spake_Zarathustra/PrologueIf it's at all reasonable to speak of a soul, it resides in man's consuming search for meaning.