1. "It is one of the merits of these essays that, though they bear heavily on all the contemporary theological debates, they cut right through all the nonsense and jargon of the schools and disclose some of the depth of the real issues at stake." - A. D. Galloway in Religious Studies, Vol. 5, No.1, October, 1969, pp. 115-119. Published by the Cambridge University Press.2. "It is impossible to summarize adequately a book which is so wide-ranging and sceptical (in the deepest sense). It may perhaps convey to those not fortunate enough to have been his pupils Professor MacKinnon's qualities as a teacher." - Hugo Meynell in New Blackfriars, June 1969, Vol. 50, No. 589, p. 499. Published by Wiley.