Eric is searching for meaning in his father's past, but may not find the answers he's looking for. However, through honest conversations and helping veterans, he's creating his own purpose in life.
Eric discovers the connection his father may have had to a serial killer and reflects on how it impacted his own life choices.
David Goggins' ability to regulate his impulses and direct his limbic system is truly admirable, as people crave the same level of self-regulation in their own lives and decisions.
The speaker discusses the strict punishment in Yosemite and how it led to his leaving after a hiatus, comparing it to the movie, The Witch.
John Muir's love for nature and botany led him to walk and observe the world around him, contributing to the field of botany in its early stages.