'Resilience': Navy SEAL shares 'hard-won wisdom for living a better life' in new book

Read an excerpt from 'Resilience: Hard-Won Wisdom for Living a Better Life,' by Eric Greitens, Copyright 2015. Reprinted with permissio

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April 17, 2015, 10:15 AM EDT / Updated April 15, 2015, 6:08 PM EDT / Source: TODAY

By Matt Murray

Read an excerpt from "Resilience: Hard-Won Wisdom for Living a Better Life," by Eric Greitens, Copyright 2015. Reprinted with permission from Houghton Mifflin Harcourt Trade.

Listen to a sample from the audiobook here.