Well, they don't affect anything going up and down, if that's what he's thinking. There are other things, though! Sora is not going to mention them. Hey, he's a cyborg, not a mindreader. He figures that if it's important, someone will point it out.

"'We exist here and now to fix this world.'" Sora quotes, puts a hand to his cheek. "Does that mean that, hm. Whatever we did before coming here wasn't important?"