Have you read "What I talk about when I talk about running?" it's a good short read by Murakami, in it he talks about his life as a writer... and running marathons and ultra marathons. He also turns the Mick Jagger quote "I'd rather be dead than singing 'S

Oh no. I should read that one. 

Man, that Jagger quote is such a dumb kid thing to say. “never trust anyone over 30 woOOOooo”