I would like to begin my essay with a movie called “blood diamond”, and it came from a true story. The title refers to blood diamonds, which are diamonds mined in African war zones and sold to finance conflicts, and thereby profit warlords and diamond companies across the world. Set during the Sierra Leone Civil War in 1996–2001, the film depicts a country torn apart by the struggle between government loyalists and insurgent forces. It also portrays many of the atrocities of that war, including the rebels' amputation of people's hands to discourage them from voting in upcoming elections. Interestingly, once the film released many celebrities maintained a very low profile of diamond decorated and caused a moral panic for a while. I believed what happened is not an accident. Currently, the social consumption is no longer confined to the material needs of surviving but also psychological needs. People need luxuries to highlight the personal social position or to show off themselves. Unfortunately, I am not an exception, I bought diamond earrings, I use handbags that made from animals’ skin, I drive large displacement car and I do not cherish the grain. I thought no cheating, no stealing, no robbing, no bad things to people and I am a moral person. However, after I took this course, I must choose a better and more moral way to attitude my life and my future consumption. From Natural Law Ethics that we learned before, each aspect of life had a place in an overall hierarchy, no matter humans, plants, or animals, so we should respect everything and stop buying any product made from animals’ skins or will destruct the environment. On the angle of Deontological Ethics, we have duty to imbedded ethical norms in our reason and therefore are known prior to any personal feelings. Being good will and keep it in mind. As Utilitarian Ethics mentioned, moral person seeks