The Boy who cried wolf 

The themes of this story is to not lie. The author is telling the reader not to lie because lying has its consequences. The boy lied so many times about the wolf coming to eat the sheeps, when there was a real wolf nobody believed him and nobody came to help. They lose his trust because when the people did come to help him he just laughed and laughed. A lot of people theses days lie about there age. They think that why lying about there age people are not going to treat them better. The consequence of that is that if they find out you lied to them there no longer going to believe what else you say about yourself. You might even end up losing that person and you could of had a great bond with them but since you lied that bond might end up braking. Thats why its better to always say the trust, because just by one little lie there always comes more.