To turn really interesting ideas and fledgling technologies into a company that can continue to innovate for years, it requires a lot of disciplines.

If you haven't found it yet, keep looking. Don't settle. As with all matters of the heart, you'll know when you find it. And, like any great relationship, it just gets better and better as the years roll on.

Sometimes when you innovate, you make mistakes. It is best to admit them quickly, and get on with improving your other innovations.

I hope that every customer, artist and music company executive takes a moment today to reflect on what we've achieved together during the past three years. Over one billion songs have now been legally purchased and downloaded around the globe, representing a major force against music piracy and the future of music distribution as we move from CDs to the Internet.

Focus is saying no to 1,000 good ideas.

Well, Apple invented the PC as we know it, and then it invented the graphical user interface as we know it eight years later (with the introduction of the Mac). But then, the company had a decade in which it took a nap.