A timely dream encouraged White Sox hitter Adam LaRoche in his decision “I had the strangest dream,” my husband Jack told me at breakfast last Tuesday. “I dreamed I was walking with Adam down a long corridor headed to the field and he told me he was retiring from baseball.   “It was unlike any dream I’ve ever had, extremely vivid and high-def. Adam was sad so I put my arm around him to comfort him. I prayed for him. Then he walked on down the corridor and out onto the field to make his announcement.   “After all these years that would be sad,” I said.   “And then…