Do not spill thy soul in running hither and yon, grieving over the mistakes and the vices of others. The one person whom it is most necessary to reform is yourself.
Observe how every truth and every error, each a thought of someone's mind, clothes itself with societies, houses, cities, language, ceremonies, newspapers
Truly speaking, it is not instruction, but provocation, that I can receive from another soul. What he announces, I must find true in me, or reject; and on his word, or as his second, be he who he may, I can accept nothing.
The good judge is not he who does hair-splitting justice to every allegation, but who, aiming at substantial justice, rules something intelligible of the guidance of suitors.
Spurious prudence, making the senses final, is the god of sots and cowards, and is the subject of all comedy. It is nature's joke, and therefore literature's. True prudence limits this sensualism by admitting the knowledge of an internal and real world.
The purpose of life seems to be to acquaint a man with himself and whatever science or art or course of action he engages in reacts upon and illuminates the recesses of his own mind. Thus friends seem to be only mirrors to draw out and explain to us ourselves; and that which draws us nearer our fellow man, is, that the deep Heart in one, answers the deep Heart in another, - that we find we have (a common Nature) - one life which runs through all individuals, and which is indeed Divine.