Which is not an example of a person with high self-esteem?

Being pessimistic is a state of mind that makes one to lower his/her self esteem by being hopeless, showing little optimism and downer for everybody else.

nigger, that word was originated for white folks   to keep black people under

and when black people use it, they know that's just how they greet each other

and when white folks use it, they know there's a double meaning under