If all meanings could be adequately expressed by words, the arts of painting and music would not exist.

Since a democratic society repudiates the principle of external authority, it must find a substitute in voluntary disposition and interest; these can be created only by education.

Art is not the possession of the few who are recognized writers, painters, musicians; it is the authentic expression of any and all individuality.

Selection aims not only at simplifying but at weeding out what is undesirable.

We have three approaches at our disposal: the observation of nature, reflection, and experimentation. Observation serves to assemble the data, reflection to synthesise them and experimentation to test the results of the synthesis. The observation of nature must be assiduous, just as reflection must be profound, and experimentation accurate. These three approaches are rarely found together, which explains why creative geniuses are so rare.

Any experience, however, trivial in its first appearance, is capable of assuming an indefinite richness of significance by extending its range of perceived connections.

The school has the function of coordinating within the disposition of each individual the diverse influences of the various social environments into which he enters.