The United States is blessed to have military services that are unique. Each service bristles with its own different capabilities. Every service is undoubtedly strong on its own. When each strong, service concentrates on what it does best, and cooperates with all the other services, then together, all the services are invincible, and the United States is safe.
Much the same can be said of individual soldiers, sailors, airmen, and Marines, as author G.K. Chesterton reminds us: