Good children's literature appeals not only to the child in the adult, but to the adult in the child.

Human life-everybody lives it, but only to a few is it known.

The Primal Plant is going be the strangest creature in the world, which Nature herself must envy me. With this model and the key to it, it will be possible to go on for ever inventing plants and know that their existence is logical; that is to say, if they do not actually exist, they could, for they are not the shadowy phantoms of a vain imagination, but possess an inner necessity and truth. The same law will be applicable to all other living organisms.

Is this the destiny of man? Is he only happy before he has acquired his reason or after he has lost it?

We are pantheists when we study nature, polytheists when we write poetry, monotheists in our morality.

It is not enough to take steps which may someday lead to a goal; each step must be itself a goal and a step likewise.

Say what we may of the inadequacy of translation, yet the work is and will always be one of the weightiest and worthiest undertakings in the general concerns of the world.