Do not beat up on yourself. Do not criticize your writing as...

Do not beat up on yourself. Do not criticize your writing as lousy, inadequate, stupid, or any of the evil epithets that you are used to heaping on yourself. Such self-bashing is never useful. If you indulge in it, your writing doesn't stand a chance. So when your mind turns on you, turn it back, stamp it down, shut it up, and keep writing.