Soldiers, when committed to a task, can't compromise. It's unrelenting devotion to the standards of duty and courage, absolute loyalty to others, not letting the task go until it's been done.
“A national evil requires a national remedy; let not this any longer be delayed: let your minds expand, free from every narrow principle, and let the public good become the sole object of your united Christian efforts.”
“Human beings, who are almost unique in having the ability to learn from the experience of others, are also remarkable for their apparent disinclination to do so.”