His tears were for joy, for a sudden warmth of understanding that did not yet have these terms of definition: how loving and good people were, how kind the world was that had ambulances in it that came quickly out of nowhere whenever there was sorrow and pain. Always there, an entire system, just below the surface of everyday life, watchfully waiting, ready with all its knowledge and skill to come and help, embedded within a greater network of kindness he had yet to discover.