Kurt Vonnegut expressed this better than I ever could in a letter to schoolkids, in it he persuaded them to write a poem then tear it into pieces without showing anyone.. "you'll find that you've already been gloriously rewarded for your poem. You have experienced becoming"
Full letter here: https://highexistence.com/wp-content/uploads/2016/04/1053653...
Further evidence is the 'outsider artists' who never show their art to anyone and are only discovered on their death