"The next Bill Gates will not build an operating system. The next Larry Page or Sergey Brin won’t make a search engine. And the next Mark Zuckerberg won’t create a social network. If you are copying these guys, you aren’t learning from them."
That quote comes from Peter Thiel's 'Zero to One', which was the latest blog subject on one of the best leadership blogs around.
Now, how do you define progress?