Keynote, Sophia University/ICU, Tokyo, 14/12/2003; and Regional Studies Association, Tokyo, 10/01/2004 1. Human needs and the life expectancy of concepts and words Concepts come and go; they do not stay around forever. “Human security” is in, “humanitarian intervention” is on its way out. This applies to science, to politics in general, and to world politics and the UN community in particular. The total human condition has many facets and they all have a justified claim on our attention. A human condition, like the plight of misery, stays on, but “poverty elimination” may retire from the front stage like “community development”, “self-reliance”, “new economic world order” did, and even “women in development” will do. Cruel, but such is the life cycle of concepts. Why? In science there is Thomas Kuhn’s[1] epistemological answer: because the paradigm underlying the concept has been exhausted. The paradigm has been squeezed for whatever it is worth,...