The new UN Secretary General, Antonio Guterres has said he wants to shake up the global body and get all 193 member nations to come together to solve the terrible problems the world is facing. <br/><br/>Speaking on his first day at UN headquarters after taking the organization's reins from Ban Ki-moon, Guterres called for unity among nations to deal with the challenges facing the world even as he said he is no miracle maker. Urging all citizens, Governments and leaders to strive to overcome differences, the former Portuguese Prime Minister and UN refugee chief said, peace must be the goal and the guide. <br/><br/>He said, conflicts are multiplying and interlinked, and have triggered the new phenomenon of global terrorism. Guterres told UN staff and diplomats at a welcome ceremony that the United Nations needs to be able to respond to the aspirations, concerns and anxieties of people around the world.