Edge detection research paper
4 hours ago
"When the heart breaks, it splits like timber, down the full length of the plank. In the first days at the sawmill he had seen Gustaf Olsson take a piece of the solid timber, drive in a wedge, and give the wedge a little twist. The timber broke down the grain, from end to end. That was all you needed to know about the heart: where the grain lay. Then with a twist, with a gesture, with a word, you could destroy it."