The world of sleep has an existence of its own.

Death belongs to God alone; by what right do men touch that unknown thing?

Love each other dearly always. There is scarcely anything else in the world but that: to love one another.

The hand which moves over the dial moves also among souls.

If he had had all Peru in his pocket, he would certainly have given it to this dancer; but Gringoire had not Peru in his pocket; and besides, America was not yet discovered. (p. 66)

The ideal and the beautiful are identical; the ideal corresponds to the idea, and beauty to form; hence idea and substance are cognate.

These Greek capitals, black with age, and quite deeply graven in the stone, with I know not what signs peculiar to Gothic calligraphy imprinted upon their forms and upon their attitudes, as though with the purpose of revealing that it had been a hand of the Middle Ages which had inscribed them there, and especially the fatal and melancholy meaning contained in them, struck the author deeply.