I could undertake to be an efficient pupil if it were possible to find an efficient teacher.

A good teacher must know the rules; a good pupil, the exceptions.

I know what Germans are. They are a funny people. They are always choosing someone to lead them in a direction which they do not want to go.

Silent gratitude isn't very much to anyone.

Disillusionment in living is finding that no one can really ever be agreeing with you completely in anything.

It is funny that men who are supposed to be scientific cannot get themselves to realise the basic principle of physics, that action and reaction are equal and opposite, that when you persecute people you always rouse them to be strong and stronger.