The book itself is largely dull, overwritten, and characters are afflicted with "Ayn Rand Syndrome" - where the protagonists are always perfect and the world around them is fundamentally flawed and can only be fixed with free market capitalism. It's like "Joss Whedon Syndrome" without the smarm.
BUT, I did glean an appreciation for following a path of one's own creation, committing to your goals even as the world sets out to discourage you and undermine your work at every twist and turn. It was quite inspiring and invigorating to read this book in my late teenage years.
But then again, I have recently found the same theme to be more accurately and entertainingly portrayed in a Japanese anime: Gurren Lagann