I would think that it would deal mainly with how much effort the person puts into the little things such as grammar because if they don't pay attention to the easiest things such as that, then it makes you think about what else this person might have gotten wrong. I may be wrong, but those are my thoughts on the matter.
He was the man that stood up for black people's rights. Martin Luther King Jr. was an American Baptist minister and activist who became the most visible spokesman and leader in the American civil rights movement from 1955 until his assassination in 1968. King advanced civil rights through nonviolence and civil disobedience, inspired by his Christian beliefs and the nonviolent activism of Mahatma Gandhi. He was the son of early civil rights activist and minister Martin Luther King Sr.