How then, if you seek to attack political parties that are effectively Governments, do you correspondingly exclude political
parties that are not in any sense responsible for the activities of the Government, even though they may form a small part of such a Government? The point we made about coalitions is in point and illustrates one of the points we are concerned with, which is that, in a desire to encompass everything that ought to be encompassed, you pull into the net all kinds of fish that ought never to have been caught.