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.

For what are His parables noted?
What does the Papacy set forth as the mark, or sign, of its power and authority?
How does Paul speak of this coming?
What accompanies the earthquake?
Of what family does Paul speak in Ephesians?
Before whom are we said to speak?
Why does Christ desire this growth in His followers?

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