I am currently reading a great little book edited by Ian Stackhouse and Oliver Crisp about preaching, called Text Message – The Centrality of Scripture in Preaching, and can be found by those who seek!
It is a collection of essays by thirteen writers, each contributing to the book within its three main categories:
Part 1: Biblical and Theological
Part 2: Historical
Part 3: Textual
It really is a wonderful collection and should be on every homiletics course reading list in our colleges and universities, not to mention the shelves of ministers and preachers alike.
In any case, there is much to say about this book, but I was re-reading the foreward by Thomas G. Long, a professor of preaching at Candler School of Theology, Emory University, USA. I was struck by a story he told of a preacher (James A. Wharton) remembering his French teacher from school and how it related to preaching: