As often happens between men who have chosen different pursuits, each, while in argument justifying the other's activity, despised it in the depth of his heart.

The sole meaning of life is to serve humanity.

Darkness had fallen upon everything for him; but just because of this darkness he felt that the one guiding clue in the darkness was his work, and he clutched it and clung to it with all his strength.

Understand then all of you, especially the young, that to want to impose an imaginary state of government on others by violence is not only a vulgar superstition, but even a criminal work. Understand that this work, far from assuring the well-being of humanity is only a lie, a more or less unconscious hypocrisy, camouflaging the lowest passions we posses.

A human can be healthy without killing animals for food.

Power, from the standpoint of experience, is merely the relation that exists between the expression of someone's will and the execution of that will by others.

There is nothing more harmful to you than improving only your material, animal side of life. There is nothing more beneficial, both for you and for others, than activity directed to the improvement of your soul.