Now for expeditions of war much consideration and many laws are required; the great principle of all is that no one of either sex should be without a commander; nor should the mind of any one be accustomed to do anything, either in jest or earnest, of his own motion, but in war and in peace he should look to and follow his leader, even in the least things being under his guidance; for example, he should stand or move, or exercise, or wash, or take his meals, or get up in the night to keep guard and deliver messages when he is bidden; and in the hour of danger he should not pursue and not retreat except by order of his superior; and in a word, not teach the soul or accustom her to know or understand how to do anything apart from others. Of all soldiers the life should be always and in all things as far as possible in common and together; there neither is nor ever will be a higher, or better, or more scientific principle than this for the attainment of salvation and victory in war. And we ought in time of peace from youth upwards to practise this habit of commanding others, and of being commanded by others; anarchy should have no place in the life of man or of the beasts who are subject to man. I may add that all dances ought to be performed with a view to military excellence; and agility and ease should be cultivated for the same object, and also endurance of the want of meats and drinks, and of winter cold and summer heat, and of hard couches; and, above all, care should be taken not to destroy the peculiar qualities of the head and the feet by surrounding them with extraneous coverings, and so hindering their natural growth of hair and soles. For these are the extremities, and of all the parts of the body, whether they are preserved or not is