To create a machine that feels. It sounds like some kind of sin of science, something that should not be allowed. She is sure Glados would not appreciate the acute spike of sympathy that darkens her gaze, but she finds it difficult to contain regardless.

Perhaps the liminal nature of humanity is a blessing in its own right.

Mako keeps looking at the water.

"Of course," she says quietly. "I'm sorry to have kept you."