If you don’t want to be caught by surprise, you have to recognize that the future will be different from the past. The future is unfathomable, ambiguous, and open to every option. One major move by a competitor, or one new technology, is sometimes all it takes to end an empire. If your current business is like a carefully tended garden, with neat beds and high walls, that’s not enough. The next opportunity (or threat) may lie outside those walls, at the messy intersection of sectors and markets