Imitation is the first instinct of the awakening mind.

Nothing is created or destroyed in nature.

We do not believe in the educative power of words and commands alone, but seek cautiously, and almost without the child's knowing it, to guide his natural activity.

We especially need imagination in science. It is not all mathematics, nor all logic, but it is somewhat beauty and poetry.

The undisciplined child enters into discipline by working in the company of others; not being told he is naughty.” “Discipline is, therefore, primarily a learning experience and less a punitive experience if appropriately dealt with.

To teach details is to bring confusion; to establish the relationship between things is to bring knowledge.

Independence is not a static condition; it is a continuous conquest, and in order to reach not only freedom, but also strength, and the perfecting on one's powers, it is necessary to follow this path of unremitting toil.