This is what the Sabbath should feel like. A pause. Not just a minor pause, but a major pause. Not just lowering the volume, but a muting. As the famous rabbi Abraham Joshua Heschel put it, the Sabbath is a sanctuary in time.
I’d recommend learning to accept rejection. Become friends with rejection. Be nice to rejection, because it’s a huge part of being a writer, no matter where you are in your career.
There's a very passionate pro-chewing movement on the Internet called Chewdiasm. They say that we should be chewing 50 to 100 times per mouthful, which is insane. I tried that. It takes like a day and a half to eat a sandwich. But their basic idea is right. If you chew, you'll eat slower and you will get more nutrients.