It entails unpleasant work. And it requires prolonged seclusion from noise and moving images. The real problem is political. Conservatives and liberals, it seems, both value social engineering more than good writing. Conservatives worship order and structure, and their soul-destroying formalism gave writing a bad name.
Liberals prefer freedom.
They stopped teaching the oppressive forms of language in the name of personal expression. The problem, of course, is that you can't express yourself if you can't write a decent sentence. Let's ignore the ideologies and just teach people how to write. In this article I have gathered the best ideas on the subject that I have encountered in my years as a writer and teacher. Write it once, get detailed comments on it, and then write it again.