One might as well say he has sold when no one has bought as to say he has taught when no one has learned.

Vocational training is the training of animals or slaves. It fits them to become cogs in the industrial machine. Free men need liberal education to prepare them to make a good use of their freedom.

The school must be "a genuine form of active community life, instead of a place set apart in which to learn lessons".

To the being of fully alive, the future is not ominous but a promise; it surrounds the present like a halo.

Many of the obstacles for change which have been attributed to human nature are in fact due to the inertia of institutions and to the voluntary desire of powerful classes to maintain the existing status.

All learning begins when our comfortable ideas turn out to be inadequate.

The empiric easily degenerates into the quack. He does not know where his knowledge begins or leaves off, and so when he gets beyond routine conditions he begins to pretend-to make claims for which there is no justification, and to trust to luck and to ability to impose upon others-to "bluff."