 My white cells, I had nothing to fight cancer. He said, look, they're not working. Three weeks later, those little cells had these little hairs sticking out all around the outer edge. I don't know if you did learn that in biology or were just having fun. But anyways, in three weeks, they had these little hairs and they were just wiggling like crazy. He said, look, those soldiers are working, fighting cancer. In three weeks' time.