The unwilling soldier will do anything to fight for a useless fabric piece of ribbon.

You must not fight too often with one enemy, or you will teach him all your art of war.

If you build an army of 100 lions and their leader is a dog, in any fight, the lions will die like a dog. But if you build an army of 100 dogs and their leader is a lion, all dogs will fight as a lion

A man will fight harder for his interests than for his rights. Men are moved by only two mechanisms: fear and self-interest. Victory belongs to the most persevering.