Listen! There will be no more offerings, neither child nor parent. There will be no more sacrifices for anyone other than our fellow human. The time … - Dan Simmons

With a sudden clarity which went beyond the immediacy of his pain or sorrow, Sol Weintraub suddenly understood perfectly why Abraham had agreed to sacrifice Isaac, his son, when the Lord commanded him to do so.
It was not obedience.
It was not even to put the love of God above the love of his son.
Abraham was testing God.
By denying the sacrifice at the last moment, by stopping the knife, God had earned the right—in Abraham’s eyes and the hearts of his offspring—to become the God of Abraham.

Life is brutal that way...the loss of irrecoverable moments amid trivia and distraction.

“Humanity has evolved—as far as it has evolved,” continued the old priest, “with no thanks to its predecessors or itself. Evolution brings human beings. Human beings, through a long and painful process, bring humanity.”
“Empathy,” Aenea said softly.