What are the conditions that make for the superiority of an army? Its internal organization, military habits in officers and men, the confidence of each in themselves; that is to say, bravery, patience, and all that is contained in the idea of moral means.
A commander-in-chief cannot take as an excuse for his mistakes in warfare an order given by his sovereign or his minister when the person giving the order is absent from the field of operations and is imperfectly aware or wholly unaware of the latest state of affairs. It follows that any commander-in-chief who undertakes to carry out a plan which he considers defective is at fault; he must put forward his reasons, insist on the plan being changed, and finally tender his resignation rather than be the instrument of his army's downfall.
Die young, and I shall accept your death-but not if you have lived without glory, without being useful to your country, without leaving a trace of your existence: for that is not to have lived at all.