C.Day Lewis

Let me first express my gratitude to the Master and Fellows of Trinity College, Cambridge, for honouring me with their invitation to give the Clark Lectures, for their hospitality during my visits to Cambridge, and for their great kindness to a lecturer most uncomfortably aware of the formidable distinction of his predecessors in the lectureship

the friends at Cambridge and elsewhere

who, discussing the matter of these lectures with me, made valuable contributions to the book as it now stands;