I read that a couple of days ago. For me, it was more guilt-inducing than inspirational.
He's got 100X more talent/skill than I do, yet he's having to sell his one body and three lenses for food, rent, etc. Meanwhile, I'm sitting here with all this equipment he could use far better than I can.
Sort of makes you think "From each according to his ability, to each according to his needs" may not be such a bad approach.