Stand still, close your eyes and listen; in the silence you can hear the cries of pain and low moans of anguish of animals waiting to die... do everything you can even if today it is just one small thing. There are no excuses for inaction, despair, egotism, or petulance that matter to the animals.

The indifference, callousness and contempt that so many people exhibit toward animals is evil first because it results in great suffering in animals, and second because it results in an incalculably great impoverishment of the human spirit. All education should be directed toward the refinement of the individual's sensibilities in relation not only to one's fellow humans everywhere, but to all things whatsoever.

The scientist believes in proof without certainty, the bigot in certainty without proof.

... the main principle by which human beings must guide the future course of their development is love.

It is work, work that one delights in, that is the surest guarantor of happiness. But even here it is a work that has to be earned by labor in one's earlier years. One should labor so hard in youth that everything one does subsequently is easy by comparison.

Ircumcision, an archaic ritual mutilation that has no justification whatever and no place in a civilized society.

Today, while the titular head of the family may still be the father, everyone knows that he is little more than chairman, at most, of the entertainment committee.