The child, making use of all that he finds around him, shapes himself for the future.

The more the capacity to concentrate is developed, the more often the profound tranquility in work is achieved, then the clearer will be the manifestation of discipline within the child.

No social problem is as universal as the oppression of the child

Happiness is not the whole aim of education. A man must be independent in his powers and character; able to work and assert his mastery over all that depends on him.

We discovered that education is not something which the teacher does, but that it is a natural process which develops spontaneously in the human being.

The human hand allows the mind to reveal itself.

What is a scientist?... We give the name scientist to the type of man who has felt experiment to be a means guiding him to search out the deep truth of life, to lift a veil from its fascinating secrets, and who, in this pursuit, has felt arising within him a love for the mysteries of nature, so passionate as to annihilate the thought of himself.