What does the Bible verse "Truly I tell you, unless you change and become like little children, you will never enter the kingdom of heaven" mean in terms of having faith like a child?

This Bible verse means that in order to enter heaven, one must have a childlike faith, which includes qualities like trust, innocence, humility, and dependence on God. It emphasizes the importance of having a simple and sincere faith in God, similar to how a child trusts their parents completely.