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Joshua Fields Millburn (left) and Ryan Nicodemus gave up six-figure jobs and now live in a cabin in Montana.

“What we focus on is living more deliberately,” said Nicodemus, who lives with Milburn in this cabin.

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They travel, mentor, lecture, and recently published a book, “Minimalism: Live a Meaningful Life."

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Millburn’s apartment in Ohio reflected the minimalist approach espoused in the book he co-wrote.

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“There’s nothing wrong with the things,” said Millburn. “The problem is the meaning we give to them.”

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The two recently gave a talk at the Harvard Business School as part of their “Holiday Happiness Tour."