mindfulness

Jon Kabat-Zinn leads an hour-long Google tech talk on mindfulness, introducing the basic ideas and including a guided meditation. It is aimed at newcomers.

Sam Harris's talk at the 2012 Global Atheist Convention on the secular attitude toward death and living in the present moment, with a guided meditation element.

David Foster Wallace's 2005 commencement speech at Kenyon College, about the default settings of the mind, choosing what to pay attention to, and what we end up worshipping.

A short video of David Foster Wallace's 'This Is Water' commencement speech about awareness and choosing how to think. It argues that the most obvious realities are the hardest to see, using the fish-in-water parable.