We can reduce all of writing to this: we read a line, have a reaction to it, trust (accept) that reaction, and do something in response, instantaneously, by intuition.
That’s it.
Over and over.
It’s kind of crazy but, in my experience, that’s the whole game: (1) becoming convinced that there is a voice inside you that really, really knows what it likes, and (2) getting better at hearing that voice and acting on its behalf.
“There is something essentially ridiculous about critics, anyway,” said Randall Jarrell, a pretty good critic himself. “What is good is good without our saying so, and beneath all our majesty we know this.”