(Bloomberg) -- Torstein Hagen founded his cruise line with a few simple principles in mind. Among them: focus on the wealthy and intellectually curious; no nickel-and-diming; and no kids.Most Read from BloombergHSBC CEO Quinn Unexpectedly Steps Down After Almost 5 YearsBinance and CZ’s Fortunes Are Set to Grow, Even in JailWall Street Hit by Fed Jitters to Close Wild April: Markets WrapPot Stocks Surge on Report DEA Set to Reclassify MarijuanaTesla Axes Most of Supercharger Team in Blow to Other