The ancient saying, "There is nothing in the intellect which was not first in some way in the senses," and senses being explorers of the world, opens the way to knowledge.

The secret of good teaching is to regard the child's intelligence as a fertile field in which seeds may be sown, to grow under the heat of flaming imagination.

The child becomes a person through work.

Human dignity ... is derived from a sense of independence.

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.

But an adult if he is to provide proper guidance, must always be calm and act slowly so that the child who is watching him can clearly see his actions in all their particulars.

A man is not what he is because of the teachers he has had, but because of what he has done