What is the story, message and meaning of climbing my grandfather?

The story of Climbing My Grandfather is about a climber who compares his grandfather to a great mountain. As a child he would try to climb up to his grandfather to reach him. You can say theme here is remembering the ones you love or wanting to know more about the people who mean something to you. To him, he believes his grandfather is great man but wanted to know more about him. Whenever he climbs the mountain, he wants to be as great if not surpass his grandfather.