UN General Assembly
1958

11. On the other hand, understanding of certain natural needs of peaceful development in those countries which are still far from having achieved an adequate standard o! living, as 'well as readiness to make a common effort to solve their technical and economic problems, require concrete action which will take time, patience, vast means, a great spirit of generosity and an atmosphere of mutual trust that cannot be brought about all of a sudden. A harmonious and constructive effort on behalf of all the States directly interested could also be jeopardized by outbreaks of violence and self-interest.