Amazon AMZN is a business about efficiency: You can order almost anything you want and it will arrive on your doorstep extremely quickly. Founder and CEO Jeff Bezos says it's built into the company's DNA: "At Amazon, I know what the big ideas are: low prices, fast delivery and vast, huge selection," he said in September . Put in place a plan and execute," Bezos writes. "In contrast, wandering in business is not efficient … but ... the prize for customers is big enough that it's worth being a little messy and tangential to find our way there," he writes.