I find the last 30 minute very interesting;
https://www.youtube.com/watch?v=VrLRaF6HeMg
Intelligence : Documentary on the Limits and Possibilities of the Human Brain (Full Documentary)
https://www.youtube.com/watch?v=L79EEexzQIE
And being in the flow state with Ted talk by Mikhaly Csikentmihalyi:
http://www.ted.com/talks/mihaly_csikszentmihalyi_on_flow?language=en