Some of them seem tolerable, or redeemable. I realize that now. When I was last alive, I did not.

[So his existence as a child has had some good influence on him.]

My friends were experiments, too. By a different scientist, but similar. But yes, when they realized the truth, they rebelled, did as I did. One killed himself. The other waged war on humanity.

[His past was rather grim, but he keeps the details brief and emotionless.]

A number of people interfered. In particular, there was a woman with a power to counter mine, but I killed her. Her power lingered after her death, as mine did. And there was a man, who killed me three times. [In retrospect, he still can't understand how Cloud keeps killing him, and he's confused by the fact that Cloud didn't kill him when he encountered him as a defenseless child.]

That's right. I did whatever was necessary. My desire was to convert their life energy and that of their planet into a form I could absorb. They would not truly die, they would be transformed and become part of me. That is the life cycle of the creature I am.

[He's half world-eating alien; it's in his nature. That's one reason Sephiroth doesn't think small.]