Abraham Joshua Heschel's phrase — a palace in time — names what the tradition builds: Judaism's central sanctified space is a day rather than a place. The experience is described less as ecstasy than as a change in the texture of time: no creating, no fixing, no acquiring, and after some hours the reflex to be productive quiets. Observant Jews describe the difficulty of the first hours and the reluctance to end it as the two reliable features. It is the one mystical practice in the tradition that is scheduled, communal, and available to everyone.