Jesus suggests we become like little children – and woe to those who cause a little one to stumble (Matthew 18:1 – 18:11).
The disciples went to Jesus and asked, “Who is the greatest in the kingdom of heaven?” Jesus called a little child to him and placed the child among them. He said, “Truly I tell you, unless you change and become like little children, you will never enter the kingdom of heaven. Therefore, whoever takes the lowly position