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.

What effect does obedience to the truth have?
From what time does David say he himself was taught?
In view of the judgment hour, what is proclaimed anew?
What events mark the sounding of the seventh trumpet?
Where did he say he would wait?
Of whom does the Bible teach that God is a rewarder?
What divine law of retroaction attends giving?

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