God became man to turn creatures into sons: not simply to produce better men of the old kind but to produce a new kind of man. It is not like teaching a horse to jump better and better but like turning a horse into a winged creature.

It is quite useless knocking at the door of heaven for earthly comfort. It's not the sort of comfort they supply there.

When the most important things in our life happen we quite often do not know, at the moment, what is going on. A man does not always say to himself, "hullo! i'm growing up." It is only when he looks back that he realises what has happened and recognises it as what people call "growing up.

Enemy occupied territory is what the world is.

I write for the unlearned about things in which I am unlearned myself.

...this new idea of cure instead of punishment, so humane in seeming, had in fact deprived the criminal of all rights and by taking away the name Punishment made the thing infinite.

Pain is G-d's megaphone to wake up the world.