What is the theme in this story?

A Cunning and Lazy Horse

There were two horses, pulling a cart in tandem.

The horse in front was loyal and honest, worked very hard to pull up the cart. However, the horse behind was cunning, glancing left and right, pulled the cart not seriously always stop-and-go.

The owner thought that the horse pulling the behind cart was weak, so he moved the goods from the behind cart to the one in front.

The horse in front was still pulling the cart silently, while the cunning horse was secretly laughing, "a tireless fool and keep working. No matter how hard you try, the owner will not pity you

The two carts finally arrived at their destination. The owner patted the loyal and honest horse and said, "Thanks for your hard work, I will treat you well later!" The owner took the honest horse fera big meal.

Then the owner turned to the lazy horse and said, "Since your companion can pull all the goods, I have no needs or reasons to have two horses.

So the cunning horse was sent to the slaughterhouse.​