A good writer is one you can read without breaking a sweat.
In many ways, the ability to read is the great divide that separates the very young from everyone else. Once we've joined the conspiracy of the literate, once we've crossed over to the land of the reading, everything changes.
Whenever there's something wrong with your writing, suspect that there's something wrong with your thinking.
The transaction between writer and reader is human civilization's most dazzling feat, yet it's such a part of our lives that it's, well, prosaic.