Never help a child with a task at which he feels he can succeed.

The only language men ever speak perfectly is the one they learn in babyhood, when no one can teach them anything!

If help and salvation are to come they can only come from the children, for the children are the makers of men.

Joy is the evidence of inner growth.

Learning to speak, therefore, and the power it brings of intelligent converse with others, is a most impressive further step along the path of independence ... Learning to walk is especially significant, not only because it is supremely complex, but because it is done in the first year of life.

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

Childhood constitutes the most important element in an adult's life, for it is in his early years that a man is made.