(there is) no other means of escaping from one's consciousness than to deny it, to look upon it as an organic disease of the terrestrial intelligence - a disease which we must endeavor to cure by an action which must appear to us an action of violent and willful madness, but which, on the other side of our appearances, is probably an action of health. ("Of Immortality")

They think that nothing will happen because they have closed their doors, and they do not know that it is in the soul that things always happen, and that the world does not end at their housedoor.

Remember that happiness is as contagious as gloom. It should be the first duty of those who are happy to let others know of their gladness.

If the bee disappeared off the face of the earth, man would only have four years left to live.

Justice is the very last thing of all wherewith the universe concerns itself. It is equilibrium that absorbs its attention.

Happiness is rarely absent; it is we that know not of its presence.

Is not every action of Hamlet induced by a fanatical impulse, which tells him that duty consists in revenge alone? And dose it need superhuman efforts to recognize that revenge never can be duty? I say again that Hamlet thinks much, but that he is by no means wise.