The opening segment is from MYST 67 Trevitorial: Are Your Goals Dumb?
NPR and their podcast TED Radio Hour can be found here. The specific show that I referenced in this Trevitorial is from November 26, 2014, and it is entitled "To The Edge". It--and all of the other episodes--are fascinating!
Challenging goals are important. Impossible goals are damaging to the person's spirit. It is a fine balance, but it can be found.