Check out the two interviews Tim Ferriss did with Edward Thorp this year. Thorp is 90, yet looks 60 and has reinvented himself multiple times. Lots of topics are covered, including aging, investing and as an added bonus a few Buffett anecdotes.
I prefer transcripts, so here are the links:
https://tim.blog/2022/05/28/ed-thorp-transcript/
https://tim.blog/2022/06/30/edward-o-thorp-2-transcript/