We do not have to visit a madhouse to find disordered minds; our planet is the mental institution of the universe.

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

Life belongs to the living, and he who lives must be prepared for changes.

Every man must form himself as a particular being, seeking, however, to attain that general idea of which all mankind are constituents.

The older we get the more we must limit ourselves if we wish to be active.

Those that are firm in their will mold the world to themselves.

Man is made by his belief. As he believes, so he is.