Authors:

For the serious mediocre writer convention makes him sound like a lot of other people; for the popular writer it gives him a formula he can exploit; for the serious good writer it releases his experiences or emotions from himself and incorporates them into literature, where they belong.

Northrop Frye, Germaine Warkentin (2006). “Educated Imagination and Other Writings on Critical Theory, 1933-1962”, p.451, University of Toronto Press
For the serious mediocre writer convention makes him sound like a lot of other people; for the popular writer it gives him a formula he can exploit; for the serious good writer it releases his experiences or emotions