The Englishman instinctively treats loyalty as by its nature unconditional, because he has – so to speak – nowhere else to go: the Crown and the institutions described collectively as those "set in authority under it" are his peculiar possession, they are his own history, his own nationhood, and he can only defy them and divest himself of them at the cost of denying himself.
Source, in full
Speech to the Carlyle Club, Peterhouse, Cambridge (24 May 1980), quoted in Roger Scruton, 'The Language of Enoch Powell', in Lord Howard of Rising (ed.), Enoch at 100: A Re-evaluation of the Life, Politics and Philosophy of Enoch Powell (2012), p. 119