By liberty I mean the assurance that every man shall be protected in doing what he believes to be his duty against the influences of authority and majorities, custom and opinion.
Lord ActonLiberty is not the power of doing what we like, but the right of being able to do what we ought.
Lord ActonLiberty is the prevention of control by others. This requires self-control and, therefore, religious and spiritual influences; education, knowledge, well-being.
Lord Acton