One every seven years the land is allowed to rest.
Crop rotation is supposed to be a good thing.
My teacher quoted the great Rav Chaim Shmuelevitz, the late head of the yeshiva in Mir, Poland. Those who observed the Shmitta year were like heavenly angels. Their strength is unfathomable. Let's think about this a minute, Avi. And so, Chaim begins to tell a story.