I. The History of the Drafting of the Universal Declaration of Hu-man Rights: the Position and Role of the UN Economic and Social Council and the General Assembly of the United Nations should not be IgnoredThe reason for me to use the term "source"in the discussion on the right to sub-sistence and the right to development is mainly to draw attention to a basic fact: the Universal Declaration of Human Rights was drafted by the United Nations Commis-sion on Human Rights (UNCHR) under the leadership of the UN Economic and So-cial Council.