[Obi-Wan notices the shiver, and hands his cloak to Spock. Not ideal, but it's something.]

"Come with me, I can explain while we find your belongings."

[He gives the Vulcan a moment to put on the cloak before leading the other toward the center of the village.]

"The Force is a field of energy that is generated by all living beings, in my Galaxy. It is connected to all life, and those attuned to it can perform feats that would otherwise be impossible. Our tradition is but one point of view, which I suppose makes the Jedi more of a religious sect than anything else."