Ease of the Write.
Some things concerning the challenge of writing a good book.
What is written without effort is in general read without pleasure. ~ Samuel Johnson
When something can be read without effort, great effort has gone into its writing. ~ Enrique Jardiel Poncela
Easy reading is damn hard writing. ~ Nathaniel Hawthorne
If you want to get rich from writing, write the sort of thing that’s read by persons who move their lips when they’re reading to themselves. ~ Don Marquis