[His smile is gentle at that response-- understanding. Maybe he didn't see what it was at the time, but in the time that's followed, he's been able to understand Keith's reasons for going to the Blades and-- well. He's missed him, but he understands.]
[His expression turns more serious a moment later, more thoughtful.] It might not be a bad thing to try. Cisco thinks this is less another planet and more like a pocket dimension. If that's true and it's anything like what we've seen before, maybe we'll be able to connect to it somehow. Or find someone who can.