After an extended passage on technological innovation — AI, autonomous vehicles, virtual reality, cyber warfare — Harris pulls back to make a deeper point. She has praised this generation for growing up online, for seeing what can be 'unburdened by what has been,' for their training in robotics and systems engineering. But the ultimate source of military power isn't any of those tools. America has no greater resource, no greater strategic asset, than the men and women who wear the uniform. The soldiers are the best trained, most prepared, most effective, most cohesive, and most lethal warriors in the world — and that's a function of character, not circuitry.