VIDEO
Three lectures on the power of example may be found here: (1), (2), (3).
Two lectures on the concept of science may be found here: (1), (2).
The lectures took place at the Centre for Practical Knowledge at Bodø University College (now University of Nordland) on March 27, 2007 (on the power of example) and March 31, 2008 (on the concept of science).
The duration of the first three videos is 50:06, 47:29 and 38:41.
The duration of the last ones is 51:49 and 43:49.