The toddler is filled with glee as he tackles each new challenge, while the dad faces his day with a a more grown-up combination of perseverance and resignation - yet he finds himself inspired by his son's open-hearted optimism. Spreads alternate between perspectives - the little boy's excitement at driving his toy car around compared with his father trying to navigate traffic, for example. The tension is resolved by a transcendent final spread that shows what makes it all worthwhile.