Here's an engaging extract from Garmine Gallo's book on Steve Jobs and the success of Apple.
Apple believes in "focused simplicity. It is a $30 billion company with less than 30 products. That's never been done before.
This quote grabbed my attention:
In product design and business strategy, subtraction often adds value. Whether we're talking about a product, a performance, a market, or an organization, our addiction to addition results in inconsistency, overload, or waste, and sometimes all three.
A designer knows he has achieved perfection not when there is nothing more to add, but when there is nothing left to take away.