What are Possible Worlds?
22:35
Naming and Necessity by Saul Kripke - Part 1
14:17
The Liar Paradox - an explanation of the paradox from 400 BCE
23:09
Possible worlds semantics
10:22
Michael Almeida - What are Possible Worlds?
17:32
Exposing Scientific Dogmas - Banned TED Talk - Rupert Sheldrake
16:20
John Stuart Mill - one minor mistake
29:57
"Proper Names" by John Searle
13:49