I didn't understand this because I haven't been reading the story.
Well, when you consider she's staring at Sayid and saying all this ...
Oh! They haven't told each other yet!? (Sarah and Sayid)
Riggghhtttt .... so, oh ... you probably never made it past the part where she gets shot on the sailboat, huh? Well, see, how can I say this ... they did um, get past that phase once, but then they kinda had one of those "In another Life" experiences and started from square one again ...
No, I only read the first draft of the original They had to start over? I wish they could all start over on Lost.