He will easily be content and at peace, whose conscience is pure.

Not every restless mind is a guilty one, but some unrest really is unfinished business with yourself, and that kind has a remedy. When there is nothing you are hoping stays hidden, ordinary life gets quieter, because none of your attention is going on management. That has less to do with being blameless than with having settled what you did, one way or another.

Make a short list of what you would not want read aloud. Most items on it can be repaired by an apology, a repayment, or a conversation you have been putting off. Handle one and notice how much attention it hands back.