Everyone, not just liberals, has many things they'd like to change, and many things they wouldn't. They advance many reasons for their beliefs but -cynic that I am - they usually just want more of everything for themselves, their family, and their friends, and find justifications which conform to ideology which they claim governs them.
If all cultures recognize puberty then that's a universal - one of many that I know exist.
I hope you don't mean this in any serious sense, because if you do you're committed to defending as right a lot of incredibly nasty stuff
I'm dead serious about this. All cultures have, at one time or another, defended all sorts of nasty stuff. That doesn't mean I agree with any of it...nor am I protected from doing the same thing; I many be willing to defend positions that others find horrifying. In fact, I know this to be true.
If all cultures recognize puberty then that's a universal - one of many that I know exist.
They'd have to be pretty benighted not to notice it happening. It's a biological fact.
Ought they to recognize it? Should it be part of what makes a person eligible to marry?
I'm dead serious about this. All cultures have, at one time or another, defended all sorts of nasty stuff. That doesn't mean I agree with any of it
If you really did mean what you said about the people who make up the society deciding what is right dead seriously, then yes, you agree with it. ALL of it. Not one exception.