Which is why we've agreed to stop hurting you, so that he'd go instead.
Gideon: We're just about to open up the portal. I thought you might want to come and see for yourself.
Simmons: Anyone who goes to that planet will die. That thing on the other side drives people mad.
Gideon: Well that's certainly an interesting theory. Here's another, it wants to come back. And after all these years we've finally found someone to help us do that.
Simmons: I'll never help you bring that thing back, no matter how much you hurt me.
Gideon: Which is why we've agreed to stop hurting you, so that he'd go instead.