Sentence:  Maſters commands come with a power reſiſtleſs / To ſuch as owe them abſolute ſubjection; / And for a life who will not change his purpoſe? / (So <WSD>mutable</WSD> are all the ways of men) / Yet this be ſure, in nothing to comply / Scandalous or forbidden in our Law. 
Meaning of the word marked with <WSD> tags:  Changeable, dynamic, evolutive; inclined to change, evolve, mutate.