It's a piece of cake! Mmmm!! Delicious!! But peace from God is even better. Take a look at this part from the Bible, then you can talk about my questions below.
What is better: a piece of cake or a piece of pizza?
What does it feel like to eat something delicious?
What does it feel like if you are worried?
Do you have things that you worry about?
What is peace of God?
How can we feel the peace of GOd when we are worried?