Doing something we've never done before is a lot more exciting to people than repeating our previous success.
Think about it this way: who were the astronauts on the first lunar landing mission? Who were the astronauts on the last? Why do you think that we remember the first ones to do it better?
Think about it this way: who were the astronauts on the first lunar landing mission? Who were the astronauts on the last? Why do you think that we remember the first ones to do it better?