In the words of Margaret Mead, "Never doubt that a small group of thoughtful citizens can change the world; indeed, it's the only thing that ever has." To feel that you are not alone, you don't need a whole crowd to join you. Research shows that in business and government organizations, just having one friend is enough to significantly decrease loneliness.
- What does it mean here? To me, a small group seems to indicate "it". Right?
- What is omitted after has? I think thst the original form is "has changed" But I am not sure