You have to resign yourself to the fact that you waste a lot of trees before you write anything you really like, and that's just the way it is. It's like learning an instrument, you've got to be prepared for hitting wrong notes occasionally, or quite a lot, cause I wrote an awful lot before I wrote anything I was really happy with. And read a lot. Reading really helps. Read anything you can get your hands on.
J. K. RowlingDo you mean ter tell me," he growled at the Dursleys, "that this boyโthis boy!โknows nothin' abou'โabout ANYTHING?" Harry thought this was going a bit far. He had been to school, after all, and his marks weren't bad. I know some things," he said. "I can, you know, do math and stuff.
J. K. RowlingThere was no press involvement, there was no pressure. Life was very pure and it became more complicated.
J. K. RowlingAh, music," he said, wiping his eyes. "A magic far beyond all we do here! And now, bedtime. Off you trot!
J. K. Rowling"Well, we were always going to fail that one," said Ron gloomily as they ascended the marble staircase. He had just made Harry feel rather better by telling him how he told the examiner in detail about the ugly man with a wart on his nose in the crystal ball, only to look up and realize he had been describing the examiner's reflection.
J. K. Rowling