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.

Society not only continues to exist by transmission, by communication, but it may fairly be said to exist in transmission, in communication.

You cannot teach today the same way you did yesterday to prepare students for tomorrow.

The scientific-religious conflict ultimately is a conflict between allegiance to this method and allegiance to even an irreducible minimum of belief so fixed in advance that it can never be modified.

There is more than a verbal tie between the words common, community, and communication.... Try the experiment of communicating, with fullness and accuracy, some experience to another, especially if it be somewhat complicated, and you will find your own attitude toward your experience changing.

Every serious-minded person knows that a large part of the effort required in moral discipline consists in the courage needed to acknowledge the unpleasant consequences of one's past and present acts.

All direction is but re-direction; it shifts the activities already going on into another channel. Unless one is cognizant of the energies which are already in operation, one's attempts at direction will almost surely go amiss.