I was doing leg raises, hanging from the crossbar above the dugout on the first-base side. A little boy and his mom came in through the third-base side. She sat down on the bench in the dugout over there and opened a book. He came running across the infield and hopped up on the chain-link fence next to me. He climbed up until his feet were higher than twice his own height, then he plopped down and, without pause, squatted and started digging in the dirt with his fingers, as if that were the very next idea that popped into his mind