The tank was originally invented to clear a way for the infantry in the teeth of machine-gun fire. Now it is the infantry who will have to clear a way for the tanks.

Headmasters have powers at their disposal with which Prime ministers have never yet been invested.

Logic is a poor guide compared with custom.

Air power is the most difficult of military force to measure or even express in precise terms.

With integrity, nothing else counts. Without integrity, nothing else counts.

Any clever person can make plans for winning a war if he has no responsibility for carrying them out.

Unless some effective world supergovernment for the purpose of preventing war can be set up ... the prospects for peace and human progress are dark ....If .... it is found possible to build a world organization of irresistible force and inviolable authority for the purpose of securing peace, there are no limits to the blessings which all men enjoy and share.