Subscribe to Vsauce: http://bit.ly/POIaN7 Follow Michael Stevens: http://www.twitter.com/tweetsauce http://facebook.com/VsauceGaming All music by Jake Chudnow: http://www.youtube.com/jakechudnow Tommy Edison (Blind guy on YouTube): http://bit.ly/rjyX7q Color Blindness: http://www.colourblindawareness.org/colour-blindness/ and http://colorvisiontesting.com/what%20colorblind%20people%20see.htm Qualia: http://en.wikipedia.org/wiki/Qualia We experiences are subjective: http://en.wikipedia.org/wiki/Subjective_character_of_experience Explanatory Gap: http://en.wikipedia.org/wiki/Explanatory_gap Mary's Room and the Knowledge Argument: http://en.wikipedia.org/wiki/Knowledge_argument Who Asked the First Question? [PDF]: http://www.polyphony.ge/uploads/whoaskthefirst.pdf Theory of Mind and Sally-Anne Task: http://en.wikipedia.org/wiki/Theory_of_mind Koko the talking gorilla [VIDEO]: http://www.youtube.com/watch?v=Pmuu8UEi2ko Questioning Behaviour: http://en.wikipedia.org/wiki/Question Synesthesia coupled with color blindness: http://www.scholarpedia.org/article/Synesthesia#A_color_blind_synesthete.3B_.22Martian_colors.22 Do blind people DREAM images? http://www2.ucsc.edu/dreams/Library/kerr_2004.html