Ayer on Logical Positivism: Section 4 - YouTube

https://www.youtube.com/watch?v=4cnRJGs08hE&feature=youtu.be&t=6m27s

Bryan Magee host A.J. Ayer to discuss the philosophical movement of the 20th century known as, Logical Positivism. Section 1: http://www.youtube.com/watch?v=...