"The writer must survey his work critically, cooly, as though he were a stranger to it. At the end of each revision, a manuscript may look....worked over, torn apart, pinned together, added to, deleted from, words changed and words changed back."

--Eleanor Estes

"I have never thought of myself as a good writer. Anyone who wants reassurance of that should read one of my first drafts. But I'm one of the world's great revisers."

--James Michener

 
Hacker:  A Writer's Reference

 Sentence Sense:  A Writer’s Guide

Common Errors in English