Not as the world gives
Peace I leave with you. My peace I give to you; not as the world gives, I give to you. Don't let your heart be troubled, neither let it be fearful.
Said the night before he died, to men about to watch it happen. So this peace cannot be the absence of trouble. It is something that exists alongside trouble, underneath it: a floor that holds when everything on top of it is breaking. "Not as the world gives" is the key. The world gives peace conditionally: when the problem is solved, when the money comes. His peace is given before any of that, and it is the peace you have been finding in the chair: a quiet that was there before the noise and will be there after. You do not manufacture it. You settle into it.
Today's practice
In the sit today, when a worry arises, do not resolve it. Ask instead: "Is there a peace underneath this?" Then wait, and feel for the floor.
The fast
Daily fast. Twenty minutes in the morning, twenty in the evening, the classic prescription. Try both today.
By the calendar, today is Day ?.