Die, very good, but do not make others die. Suicides like the one which is about to take place here are sublime, but suicide is restricted, and does not allow of extension; and so soon as it affects your neighbors, suicide becomes murder.

Knowledge is a weight added to conscience.

The book which the reader now holds in his hands, from one end to the other, as a whole and in its details, whatever gaps, exceptions, or weaknesses it may contain, treats of the advance from evil to good, from injustice to justice, from falsity to truth, from darkness to daylight, from blind appetite to conscience, from decay to life, from bestiality to duty, from Hell to Heaven, from limbo to God. Matter itself is the starting-point, and the point of arrival is the soul. Hydra at the beginning, an angel at the end.

Every idea must have a visible enfolding.

The most powerful symptom of love is a tenderness which becomes at times almost insupportable.

You preserve your shame but you kill your glory.

Dear God! how beauty varies in nature and art. In a woman the flesh must be like marble; in a statue the marble must be like flesh.