This is where it becomes tricky. What is moral authority anyways? How do we define moral authority? What are morals anyways? Do we derive them from religion? Do we derive them from what is popular?
The standard unit appears to be square foot, but when it comes to larger units, especially the marla and kanal, they mean different things in different postal codes, e.g. 1 marla in Lahore is 225 sqft while 1 marla in a place like Sahiwal is 272.25 sqft. Why is that?
Looking at the history, studying the people who preached the singularity of God, one begs the question that why did these people abandoned the life of comfort to preach what they believed in?