This absence of similarity among military questions naturally brings out the inability of memory to solve them; also the sterility of invariable form… - Ferdinand Foch

All her principles are based on one idea, namely: That right and morality are not the same for all, that there are privileged individuals who may deliver themselves from their shackles. It is a wicked theory; it cannot be too strongly opposed. From head to heel, Germany was tainted with this spirit. It assumed the importance of a dogma. ... The worst means were sanctified by her if used to this end.

Regulations are all very well for drill, but in the hour of danger they are no more use. You have to learn to think.

The truth is, no study is possible on the battle-field; one does there simply what one can in order to apply what one knows. Therefore, in order to do even a little, one has already to know a great deal and to know it well.