Some editors are failed writers, but so are most writers.
T. S. Eliot (1888-1965) 

STORY, n. A narrative, commonly untrue.
Ambrose Bierce (1842-1914)  - The Devil's Dictionary, 1911

Substitute "damn" every time you're inclined to write "very"; your editor will delete it and the writing will be just as it should be.
Mark Twain (1835-1910) 

Thank you for sending me a copy of your book - I'll waste no time reading it.
Moses Hadas (1900-1966)  , book reviewer

The covers of this book are too far apart.
Ambrose Bierce (1842-1914) 

The difference between fiction and reality? Fiction has to make sense.
Tom Clancy 

The great American novel has not only already been written; it has already been rejected.
Frank Dane 

The man who does not read good books has no advantage over the man who cannot read them.
Mark Twain (1835-1910) 

The reserve of modern assertions is sometimes pushed to extremes, in which the fear of being contradicted leads the writer to strip himself of almost all sense and meaning.
Winston Churchill, Sir (1874-1965) 

There is no such things as a moral or an immoral book. Books are well written or badly written. That is all.
Oscar Wilde (1854-1900)  - The Picture of Dorian Gray