[Yoda nods. He was being fairly direct, despite his reputation for being obtuse and cryptic, just wanting to make sure that another of his students was safe and looked after.]

Respond to our emotions, the environment does. A curious thing for a Jedi, so used to holding them within are we. If positive are your emotions, so too will your environment be hospitable.

[He gestures for Barriss to follow him, as he leads her in the direction of one of the local clothing shops.]

A joy it is to see you again, and so I was able to warm your feet to release you from your distress.

[He grins. Yoda was getting better at the whole "emotions" thing, which allowed him to affect his environment on a more directed level. It wasn't Dunamis quite yet, but he was getting there.]