Jonathan hadn't really believed Nurse Mathilda when she first told him about The Nexus. But she was old and very wise, and so he had swallowed his disbelief.
He stood at the crossroads, transfixed by wonderment. Closing his eyes, he whirled about and then tottered down a random path. He hadn't seen which one it was, but ANY one would do.
This was REAL magic! Though he would never be able to walk like other kids, The Nexus of Fantastical Possibilities could still transport him to an infinite number of magical places simply by following where the books took him.