The problems of discipleship in terms of call, cost, commitment, and compensation.
What a contrast between the rich young ruler in chapter 18 to Zaccheus in chapter 19.
Moses reminds Israel of the LORD'S previous faithfulness in leading His people, and encouraged them to continue trusting and obeying Him.
The use of different words for Heaven in the Old and New testaments. Some interesting truths about Heaven, the abode of God.