There are only a few states that are instantly recognizable by their shape alone, Texas being the most identifiable one. It didn't start out looking that way though.
When you think of "north" and "south" in terms of the Civil War, you probably think of "north" as being above "south" and "south" as being east of Texas.
Every state in the United States has its own history, its own culture, and its own geography. Something that can help mash all of those cultural aspects into one pretty mashed potato is coming up with a State Motto.