I read it more like, to use your examples: "Mass is awesome. What if every object in the Universe had mass [and did not have liberty, only mass]?" "Liberty is

I read it more like, to use your examples: "Mass is awesome. What if every object in the Universe had mass [and did not have liberty, only mass]?" "Liberty is awesome. What if there should be no such thing as slavery and every human being should be free [and had no mass, only liberty]?" Pure mass without liberty is wrong. Pure liberty without mass is nonsensical.