The converstation between Bryan Magge and Anthony Quinton is about two philosophers of Rationalism, Spinoza and Leibniz.

http://www.youtube.com/watch?v=GmbGbo-oyKc
http://www.youtube.com/watch?v=MHaHC...eature=related
http://www.youtube.com/watch?v=NB4FV...eature=related
http://www.youtube.com/watch?v=bB5Jh...eature=related
http://www.youtube.com/watch?v=dFqSG...eature=related

Feel free to comment, or simply enjoy.