[ He wants to say that certainties in life are still hard to come by, particularly when places like this and Adstringendum exist when neither of them would have believed they did before, when people can appear from different times with or without old memories and with or without previously deceased comrades.

But it'd just be him either projecting or being too authoritative with something so close to Zuko, so instead he stays silent a moment longer to think it over. ]

... for your sake, I hope the future doesn't emulate your past. You have a support system here if it does, it seems, but that doesn't negate how it feels to see her. [ He may not always have a speech lined up, but his words are nothing if not sincere. ]

You can take it one day at a time.