"That’s true, in a way," she said, pulling her arm back into the car. But you can't look at things from any other individual’s standpoint, since you are who you are. You know what I'm trying to say?"

"Well, yeah, but I think that you're missing the point of what I said," I told her.

"You can't be the other you, the one with the changed paths in the past. You can only be you, you can only exist from all of the decisions that led up to where you're at today, otherwise you'd be a different person, and then you'd not be able to have the same perspective on it that you have today."

It made sense, but still didn't resolve the whole issue of a future time traveler changing events for someone else - or even more specifically, a future version of myself coming along and giving me advance warning of some situation in my life that was about to happen so that I could avoid it. It wouldn't change anything for the future version of me, but I could change my own destiny.  _{Couldn't I???}

When I mentioned this to her, she shrugged her shoulders.

"Why not?" she asked. "There are a lot of mysteries out there, a lot of unknowns. From where the hypothetical time traveler from the future originated from, sure, this has all happened and is set in stone. But from your vantage point or my vantage point it is all an open future; if you look at it THAT way, that's how it is.  If you look at it THIS way, then that's how it is." She was done with the argument, which had looped back onto itself:

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