Mysteries are not necessarily miracles.

The best fortune that can fall to a man is that which corrects his defects and makes up for his failings.

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.

Children, love one another, and if that is not possible-at least try to put up with one another.

Our passions are the true phoenixes; when the old one is burnt out, a new one rises from its ashes.

Nature is beneficent. I praise her and all her works. She is silent and wise. She is cunning, but for good ends. She has brought me here and will also lead me away. She may scold me, but she will not hate her work. I trust her.

The force of a language does not consist of rejecting what is foreign but of swallowing it.