[taf2]

This almost sounds like the line from terminator two.

"It can't be bargained with. It can't be reasoned with It doesn't feel pity, or remorse, or fear. And it absolutely will not stop, ..."

[smackmybishop]

That's the first Terminator. Terminator 2 would be:

It would never leave him, and it would never hurt him, never shout at him, or get drunk and hit him, or say it was too busy to spend time with him. It would always be there. And it would die, to protect him.