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.

One goes through school, college, medical school and one's internship learning little or nothing about goodness but a good deal about success.

The only measure of what you believe is what you do.

The only measure of what you believe is what you do. If you want to know what people believe, don't read what they write, don't ask what they believe, just observe what they do.

Man is the only 150 pound nonlinear servomechanism that can be wholly reproduced by unskilled labor.

The natural superiority of women is a biological fact, and a socially acknowledged reality.

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.