What makes a hero how do martin luther king jrs characteristics and actions make him a hero

“A hero can be a person that saves lives and stuff, but a hero can be anyone that does something they have fear of but are brave enough to still do something. Martin Luther King Jr.'s dream was more significant than the danger to his person and his belongings. He was a hero for all, and we can keep that dream alive by helping others. By being everyday heroes that return spite with kindness, and help out one another. By loving one another.

i believe it would influence their own way of understanding things. it shall be a foundation where they can draw or start an argument.   historians are also  scientists that  have their tools of analysis and expertise to unlock a variety of difficulties such as relationships of man, origin, politics, economy, and culture. based on facts and understanding on these areas, they may shade light to extract ideas and develop options to validate a hypothesis or debunk it.