Didn't know you study creative writing which makes you the perfect fit for such an educational post. I follow few of the principles listed here from just a gut feeling and my passion for writing. Others have come from researching on how to master pens and conquer the world of words. It's interesting to see you reaffirming them here.
I have also learng a few things. Thank you for sharing this.
If you want to edit without mercy, my timeline is your playground :)
RE: Strunk's Elementary Principles of Composition for Creative Writers