Positive reflections in old age are an important part of personal fulfilment. Existentialism and Epicureanism are ready made concepts to guide you into it, unless you are part of the Forever Young Brigade!
Two Doctors walk into a bar: #1 Thinking about personal inspiration
In Shackleton led 27 men through a fight for their lives after they became stranded on an ice flow. Every man survived, ascribing it to Shackleton's superb leadership. This book draws on anecdotes and interviews to illustrate Shackleton's tactics.