Actor Sean Astin — a.k.a. Samwise Gamgee in "The Lord of the Rings" — trekked across much of Middle-earth wearing hairy prosthetic feet.
It's easy to be motivated with a legion of orcs on your tail. But on the streets of Los Angeles on regular old Earth, Astin must find the drive to run from within. On March 18, Astin ran the L.A. Marathon for the third time — but as he explained in a recent interview, he doesn't always find it easy to push himself to lace up those shoes.
Tell me how you got into running.
I was about 14, and my friend's stepdad asked me to do a 10K with him because his son — who was more into...