If we remember our childhood, maybe we will smile alone imagined innocence, keluguan, even our little misbehavior and folly.
As a kid, all your needs are provided and you allow the world to serve you.
Give the kids a piece of paper and ask them to register your name or draw people who they can serve and what services they can do for people. Ask them share their paper to their families at home.
Then the Wisdom is the ability to translate Knowledge into a world that is limited.