The Giving Tree (image Pdf) -

: Finally, the boy returned as a very old man. The tree apologized, saying she had nothing left—no apples, no branches, and no trunk. But the old man said he only needed a quiet place to sit and rest. The tree, now just an old stump, straightened herself up and offered him a seat. The boy sat down, and the tree was happy.

: Years later, the man returned, wanting a boat to sail away from his troubles. The tree offered her trunk. He cut it down, made a boat, and sailed away. The tree was happy... but not really. The Giving Tree (image pdf)

: Every day, the boy would visit the tree to play. He gathered her leaves to make crowns, climbed her trunk, swung from her branches, and ate her apples. When he was tired, he slept in her shade. The tree was happy. : Finally, the boy returned as a very old man