Nowadays anyone can copy your product, or even your business model. What they can't copy is your worldview, your attitude, your special way of doing things. So in the future, the war in the marketplace will be a war of ideas. This text maps this new territory and shows how big ideas make great companies. Unlike business models, product ideas or the catchphrases of management gurus, a big idea is emotional. And unlike corporate ideologies, vision or brand, it is shared between customers and employees alike.