Jeff Bezos revealed the one question he always asks himself before setting Amazon's vision for the next 10 years (AMZN)

· Amazon CEO Jeff Bezos was asked about the company's "10-year vision" during Wednesday's annual shareholder meeting.
· He said it's more important to ask yourself "What won't change" over the next 10 years before setting your goals.
· For Amazon, that would include its intense focus on serving the customers, as that leads...