The matter is not in the children and not in the wheelchairs, but in that the person knows and considers it necessary to count with others or not. Only recently educated people are scarce.
Somehow, not in a hurry, I walked with my very old aunt in the park. On the alley, random trajectories, chasing pigeons, two children ran, their mother was sitting on the bench. "Be careful!..." – she said loudly – "Don’t drop people from their feet". Unusual for these days, right?