[Kisses his temple and then presses their foreheads together]
I know very well how easily people can die. [Not that he's suffered as much romantic loss, or even something like Savoy, as you have, but...]
I know I can't promise it won't happen for me. But you know that I'd do everything in my power to make sure I don't. That all of us come home safe.
But we're soldiers, Aramis. If we spent every single moment worrying for the other whenever we were in a moment of danger, we'd become sick with it. [...] Is there anything I can do, to set you at ease?