Do not break your promise once you do it, there is no any benefit from that. Do not cheat others over and over again, or you will lose the most important things in society, trust.
Everyone knows that trust is the first vital factor in all kinds of relationships. Even if the intimate people, you cannot trick them. Because they believe you all the time, you will hurt their hearts deeply if you deceive them time and time. The story of Pharoah, the king of Egypt, he promised Moses and Aaron that let them go, but he broke his words every time. He shall be ashamed of himself, for he was the king of Egypt, the leader of his land, but he couldn’t be a good example for his people. Nowadays, the phenomenon of cheating in our surrounding can be seen anywhere