I've been reading about secret societies in Europe and their historical role and almost all of them trace back to Freemasonry in some way. What strikes me is that most of these societies had a specific hidden purpose (liberating a nation, political reform, etc.), and secrecy was the whole point. Lower members knew only the general idea ("we work for the good of society") while higher degrees gradually revealed more.
This got me thinking about modern Freemasonry and the 33rd degree specifically.
I've seen conflicting things online some 33rd degree Masons say there's genuinely nothing secret at that level, that the "secret" is the journey itself. Others seem to suggest there's something more. I understand the philosophical answer, but I'm asking more practically:
Beyond the stated purpose of self-improvement through philosophy and brotherhood is there a deeper agenda or purpose that only becomes clear as you progress through the degrees? Not asking about rituals or passwords just whether the institution has a direction or goal that isn't visible from the outside.
I'm asking in good faith as someone seriously considering joining, not looking for conspiracy theories.