And remember, too, the lessons in scientific death that we in the West have given throughout this bloody century.
Think of all the millions of innocent people who have died in this bloody century because democracies reacted too late to evil and aggression.
Two world wars later, after the bloodiest century in history, we should regard them as visionaries.
Eight decades after the close of World War I, its formative impact on this bloody century remains all too clear.
At the end of this bloody century, we all should have learned that appeasement, even when disguised as engagement, doesn't work.
But our judgment is that they honor the country and the world in this, one of the most awful, bloodiest centuries in recorded history.
"Does Catholic absolutism really lie at the root of the greatest crime of this 'bloody century'?"
He warns, too - as does the record of this bloody century - against seeking unity in ideological understandings of power and wealth.
Marius," she said, "this will go down as one of the bloodiest centuries in the history of the human race.
After all, the nature of conflict has changed so radically during this bloody century.