One Saint lived in Forest. He did his regular spiritual activities. One fine day, one rat ran fast and came to him. It's face filled with heavy fear. It was chased by cat.
Saint understood the state of rat and convert it as a cat. It lived happy. But one day it came to saint with sad face. It was irritated by Dogs. So, saint convert it as Dog.
That dog also became sad after few days. Because it chased by one powerful Cheettah. So, Saint convert it as a powerful beast cheettah.
So, That trans-animal cheetah had no fear and lived happy. But one negative thought came in it's mind. "Saint is a very powerful person. If I eat that man, I will become more powerful."
So, It was going to kill that saint. Saint knew it's mind and convert it into it's own stage. He convert that beast as a rat.
Justice
1) Don't change the basics of nature. It will ruin us.
2) Don't forget thankfulness.
3) Satisfaction's limit is endless.