What did Nietzsche mean when he said, “All writing is useless that ...
I see no reason to spend your life writing poems unless your goal is to write great poems.
Poetry and Ambition
If writing down your ideas always makes them more precise and more complete, then no one who hasn't written about a topic has fully formed ideas about it. And someone who never writes has no fully formed ideas about anything nontrivial.
[ • Putting Ideas Into Words
It is only the man who writes absolutely for the sake of the subject that writes anything worth writing. What an inestimable advantage it would be, if, in every branch of literature, there existed only a few but excellent books!
Arthur Schopenhauer • The Collected Essays of Arthur Schopenhauer (Unexpurgated Edition) (Halcyon Classics)
in writing, I feel a strange euphoria… there are so many ways to say nothing.