Even if I am more than that to myself, it doesn't matter. T-Dolls were created to protect humanity. We are expected to be able to sacrifice ourselves for their sakes.

Besides, that's exactly it. Our memories can be backed up and copied. Normally, if any of us dies, if a human cares enough to keep us they'll simply use the most recent set of memories available and put that into a new body. Just like it never happened.