For Freedom of Speech
Brandon Hensler, spokesperson for the Florida ACLU, had the following to say in response to an attempt to ban children's books in Miami-Dade County that had a postive image of Castro's Cubs:

The ACLU understands that this book may be found offensive by some members of our community, but the answer to offensive speech and books — according to U.S. law — has been and should continue to be to add more books and more information with additional viewpoints, not enforcing censorship...
--Source: Yahoo! News/AP

No comments need to be added to such a good explanation of one of most cherished and important rights- the freedom of speech.