What does Lincoln mean when he says, “The world will little note, nor long remember what we say here, but it can never forget what they did here” (lines 13-15)? (Gettysburg address)

Look at this poster from the click it or ticket mobilization media campaign. what is the purpose of this poster? to let people know that they will get caught if they don’t wear a seat belt to let people know that tickets are the worst consequence of not wearing a seat belt to let people know that not wearing a seat belt can cause death or injury to let people know that they need to find other ways to avoid following laws