what is the resolution in this book

Gilgamesh finally leaves with Urshanabi to return to Uruk. Utnapishtim tells Gilgamesh of a magical plant at the bottom of the sea that can restore one's youth. Gilgamesh descends into the waters and retrieves the plant.

On his way back to Uruk, Gilgamesh stops to bathe in a spring, leaving the plant by the water. A serpent appears and steals the plant, leaving Gilgamesh weeping by the water's edge. He returns to Uruk with Urshanabi. Upon seeing the great city, Gilgamesh understands that it is his legacy, and that if he rules well, it will be his greatest legacy. Gilgamesh comes to understand that the most important thing in life is to have lived and loved well.