Ethics are a set of principles used to maintain and further the level of being of a person. A person's contentment, happiness, sense of meaning and fulfillment are all maintained and enhanced by embracing and living by ethical principles. If ethical principles are ignored, the peace and happiness that one has arrived at can easily be dulled and eroded away.
This page presents some of the ethical principles that are fundamental to upkeep so to maintain your happiness adn not fall into difficulty. The Easy way always looks more promising but in the long run it is more costly.