Sayid and Charlie in “One of Them”

But there's no way that I could explain this to Locke and Jack for they have already forgotten.

Forgotten what?

That you were strung up by your neck and left for dead. That they kidnapped Claire and she was gone for weeks during which God only knows what happened to her. That these people, these Others are merciless and will stop at nothing to get what they want. So, tell me Charlie, have you forgotten?