" In 1452, Leon Battista Alberti recommended in his De re aedificatoria (On Building), “The husband and wife must have separate bedrooms, not only to ensure that the husband be not disturbed by his wife, when she is about to give birth or is ill, but also to allow them, even in summer, an uninterrupted night’s sleep. "

― Sarah Bakewell , How to Live: A Life of Montaigne in One Question and Twenty Attempts at an Answer