Dr. Chien believes that a competent diplomat must have the following qualities: 1) knowledge and resourcefulness, 2) sufficient wisdom to pass judgment, 3) fluency in languages, 4) ability to respond coolly and appropriately when the circumstances demand and 5) continuous self-fulfilment through keeping up-to-date and accepting all challenges.
二、判斷的智慧。三、良好的語文能力。四、遇事冷靜、沉著，作最適當的反應。五、不斷充實自己，使能跟得上時代潮流，並能迎接任何挑戰。