Realizing in a split second how terribly selfish you're being, you stop slurping the mud-puddle and bend the tree to the man. Amazingly, his arm comes out of the mud, grabs on to the tree, and you pull him out of there.
"Thanks mate," the man says in an Australian accent. "I forgot how to get out of my mud bath."
He tells you his name is John, and that he's been here a long time...
You ask him if he knows a way out of here.
"Out of the desert? No. I walked for ages, each one from different directions, but only returned here. It's like a circle, this place."
You wonder what to do. Should you ask about his history? If he's been here for years, he should have some sort of map, mental or otherwise...