What are some outside quotes that relate to the themes of "To Kill a Mockingbird?"Mostly the theme of "climbing in and walking around in others...

Here are some quotes dealing with racism:

"I am where I am because of the bridges that I crossed. Sojourner Truth was a bridge. Harriet Tubman was a bridge. Ida B. Wells was a bridge. Madame C. J. Walker was a bridge. Fannie Lou Hamer was a bridge."  (Oprah Winfrey)

"Rosa sat so Martin could walk, Martin walked so Barack could run, Barack ran so we all can fly." (unknown)

Here are a couple from the "Scout's learning" section:

"When you meet someone better than yourself, turn your thoughts to becoming his equal. When you meet someone not as good as you are, look within and examine your own self." (Confucius)

"The only way to make sure people you agree with can speak is to support the rights of people you don't agree with." (Eleanor Holmes Norton)