“The only purpose for which power can be rightfully exercise…

“The only purpose for which power can be rightfully exercised over any member of a civilized community, against his will, is to prevent harm to others. His own good, either physical or moral, is not a sufficient warrant.” Which of the three major ideologies which we studied is illustrated by this quote? Provide reasoning for your answer. Is there a specific principle being described within the ideology being described here?