Many public libraries have sayings--mottoes or slogans--describing what they are or how they see themselves. This collection brings together all the library sayings I could find in scanning 9,000+ U.S. public library websites in the summer of 2013: 1,137 unique mottoes and slogans, and another 88 mottoes and slogans shared by 205 libraries.
You may find it inspiring. You should find it revealing. It's a book best browsed a few pages at a time.