Inventions: your fictional characters, situations, and settings should be wondrous, interesting, and archetypal.

 

Convention: your writing can be surprising, but it should not be "experimental."

 

Poetic Diction: avoid mundane, conversational, contemporary speech

 

Rhetoric, Figures and Techniques:

 Learn them well to say it well.
Avoid boring your reader!

 

Nobility: your piece should help your reader experience the finest feelings he can feel.

 

Beauty: your writing should create an uncorrupted aesthetic effect on the reader's imagination.