Agree. I saw multiple opinions in this thread that Sandra had "nothing left to prove." Okay, cool, stay home then. If any other player at all had delivered that performance, there would be much tooth gnashing and bitter complaining about all the players who could have filled that spot with some hardcore game play.
Survivor doesn't give us many personal confessions as moving as Ethan's. (I eyeroll the homesick blues; am I the only kid who went to summer camp?) At first I thought Parvati should shift gears from her standard high-beam Pepsodent smile, but she ultimately did okay being the friend he needed.