Courage, to me previously was just being brave and nothing else. However, after reading about Atticus act of standing up for Tom Robinson, I realized that courage is actually more than bravery. It is also daring to do what no other person would have done. It is about taking risks, regardless of the outcome, that you will do your best. Atticus had himself subjected to the exile of majority of the white community after he took that risk of standing up for Tom Robinson.
In To Kill a Mockingbird, courage is described in different ways.
"I wanted you to see what real courage is, instead of getting the idea that courage is a man with a gun in his hand. It's when you know you're licked before you begin but you begin anyway and you see it through no matter what." Chapter 11, Page 118. Harper Lee portrays courage in this manner, to explain for Atticus defending of Tom Robinson later on in the story. Harper Lee also portrays courage in this way, such that she tells the readers that courage is not of a physical thing, like shooting the mad dog, but rather, on a more intellectual scale.
The one place where a man ought to get a square deal is in a courtroom, be he any color of the rainbow, but people have a way of carrying their resentments right into a jury box. As you grow older, you'll see white men cheat black men every day of your life, but let me tell you something and don't you forget it - whenever a white man does that