Panchatantra tells about five ways that help the human being succeed in life. Pancha means five and tantra means ways or principles. Addressed to the king's children, the stories are primarily about statecraft and are popular throughout the world.
The Two Headed Weaver
This is the story of a weaver, who gets a boon, but fails to utilize it and loses his life. Opportunities knock once and we have to make use of them, is the moral of the story.