> If what you describe were the unconditional outcome, how is it that our world is not gradually becoming more cruel and inhuman? Because not everyone makes th

> If what you describe were the unconditional outcome, how is it that our world is not gradually becoming more cruel and inhuman? Because not everyone makes the same naive choice to bury their head in the sand and say "moral people don't build weapons". There is a long tradition of great scientists making the only moral choice and choosing to develop weapons for the powers they trusted the most. Those people made the extremely hard, but ultimately correct choice to build weapons of war for imperfect powers. They did so because they knew that if they didn't, someone else would. And that someone else might be building them for an even less ethical power.