Among the valuable services he has rendered is to give the world community a way of firmly grasping the fundamental challenges of our time: the challenge of security, the challenge of underdevelopment and the challenge of human rights and the rule of law.
他作了许多宝贵的贡献，其中一项是为国际社会提供了紧紧抓住当代根本挑战的方法：安全挑战、不发达挑战及人权和法治方面的挑战。