How did Jesus emphasize the necessity of conversion?

Answer

"Verily I say unto you, Except you be converted, and become as little children, you shall not enter into the
kingdom of heaven!' Matt. 18: 3.

16. How did Christ reprove those who, though familiar with the letter of the Scriptures, failed to understand them?
What is the ultimate purpose of faith?
What power was represented by the ram having two horns?
What kind of mind is not subject to the law of God?
What were these stones to commemorate?
What will God's faithful servants be doing at this time?
Why was this to be?

Questions & Answers are from the book Bible Readings for the Home Circle