Education, in its broadest sense, is the means of this social continuity of life.

Liberty is not just an idea, an abstract principle. It is power, effective power to do specific things. There is no such thing as liberty in general; liberty, so to speak, at large.

We have already noticed the difference in the attitude of a spectator and of an agent or participant. The former is indifferent to what is going on; one result is just as good as another, since each is just something to look at. The latter is bound up with what is going on; its outcome makes a difference to him.

Teachers are the agents through which knowledge and skills are communicated and rules of conduct enforced.

We never educate directly, but indirectly by means of the environment. Whether we permit chance environments to do the work, or whether we design environments for the purpose makes a great difference.

There is nothing left worth preserving in the notions of unseen powers, controlling human destiny, to which obedience and worship are due.

The future of our civilisation depends upon the widening spread and deepening hold of the scientific habit of mind.