Elves, messengers of God, have no desires and are indifferent to everything.
Even, genderless.
They are beautiful and intelligent, can communicate with trees, flowers, grass, fish and birds, can fly freely between heaven and earth, and possess everything that all living things do not have.
However, they failed to live up to God's instructions, failed to live up to the gifts of nature, and failed to live up to the longing of all things.
God punished them: "Deprive them of the right to fly freely!"
From then on, they could only perch on the big tree closest to God, looking up at the sky, hoping for God's favor again...