I went on the research for the United Nations in a small village in Tanzania. Villagers did not want to talk about anything at the beginning. However, at the end of the research, I became good friends with most of the villagers and they always invited me to eat in their houses! :)
1. sense of achievement 2. meaningful work contents which could help others or society as a whole 3. SDGs 4. A great relationship with others and happiness.