10 Philosophical Texts I'd Bring to a Desert Island

A bit over a year ago, a longstanding friend and colleague -- someone I actually went to college with -- asked me a question so intriguing that I ended up sitting down and recording a 20-minute YouTube video answering it in detail.

He wrote me:  If you could bring ten philosophical works to be stranded with on the proverbial desert island, which ten would they be, and why?