It just seems to be a human trait to want to protect the speech of people with whom we agree. For the First Amendment, that is not good enough. So it is really important that we protect First Amendment rights of people no matter what side of the line they are on.
“I would not kill my enemies, but I will make them get down on their knees. I will, I can, I must.”
“I have always had strong maternal instincts. Even when I was still a child I cut out pictures of prams from newspapers and imagined the feeling of pushing my own pram through fresh winter snow and seeing the wheels' tracks behind me in the snow.”