We’re in the hands of infinite power and infinite sadism. - Larry Niven

I had to grin. Morris was shocked and horrified. I’d shown him a brand new sin.

She waited for him to explain a universe in which there was so much injustice.

"I'm no historian," said Harry. "But morals are morals. What's unethical here and now is unethical anywhere, anytime.
"Kane, you're wrong. It is ethical to execute a man for theft?"
"Of course."
"Did you know that there was once a vastly detailed science of rehabilitation for criminals? It was a branch of psychology, naturally, but it was by far the largest such branch. By the middle of century twenty-one, nearly two-thirds of all criminals could eventually be released as cured."
"That's silly. Why go to all that trouble when the organ banks must have been crying for — Oh. I see. No organ banks."