If you are curious what they say in the clip:
Click here to see the hidden message (It might contain spoilers)
"Qui Gon: Obi Wan. Have you done as I asked? Have you trained the boy?
Obi Wan: Master Qui Gon? How are you here?
QG: I am here because you are here.
OW: I… I don’t understand. What is this place?
QG: Unlike any other. A conduit through which the entire force of the universe flows.
OW: Are we in danger?
QG: This planet is both an amplifier and a magnet. Three are here who seek Skywalker. They, like me, believe him to be the chosen one."
-Bring on your thousands, one at a time or all in a rush. I don't give a damn. None shall pass.
-To become a Jedi, it is not the Force one must learn to control but oneself.
-Podcasts: Star Wars Beyond the Films, The Star Wars Report, & EUCast