Style: lessons in Clarity and Grace

I picked up this book based on Joel Willitts review on Euangellion.
It is fantastic. Every student and preacher should read it.
The book covers both the basics in how to write clearly, and the more technichal side of writing elegantly. The section on how to write motivating introductions was particularly useful.
You should get it. Now

"Style: Lessons in Clarity and Grace" Tenth Edition Joseph M. Williams, Gregory G. Colomb


* I realise I haven't used any of their advice to write this post.