There could conceivably be circumstances in which an experiment on an animal stands to reduce suffering so much that it would be permissible to carry it out even if it involved harm to the animal... [even if] the animal were a human being.
-Peter Singer
Select a background
![Awesome background image](/backgrounds/default/17.png)
![Awesome background image](/backgrounds/default/21.png)
![Awesome background image](/backgrounds/default/3.png)
![Awesome background image](/backgrounds/default/5.png)
![Awesome background image](/backgrounds/default/1.png)
![Awesome background image](/backgrounds/default/18.png)
![Awesome background image](/backgrounds/default/1-400.png)
![Awesome background image](/backgrounds/default/13.png)
![Awesome background image](/backgrounds/default/8.png)
![Awesome background image](/backgrounds/default/7.png)
![Awesome background image](/backgrounds/default/1-275.png)
![Awesome background image](/backgrounds/default/16.png)
![Awesome background image](/backgrounds/default/10.png)
![Awesome background image](/backgrounds/default/4.jpg)
![Awesome background image](/backgrounds/default/2.png)
![Awesome background image](/backgrounds/default/6.png)
![Awesome background image](/backgrounds/default/23.png)
![Awesome background image](/backgrounds/default/22.png)
![Awesome background image](/backgrounds/default/11.png)
![Awesome background image](/backgrounds/default/1-375.png)
![Awesome background image](/backgrounds/default/25.png)
![Awesome background image](/backgrounds/default/24.png)
![Awesome background image](/backgrounds/default/12.png)
![Awesome background image](/backgrounds/default/14.png)
![Awesome background image](/backgrounds/default/4.png)
![Awesome background image](/backgrounds/default/19.png)
![Awesome background image](/backgrounds/default/20.png)
![Awesome background image](/backgrounds/default/15.png)
![Awesome background image](/backgrounds/default/9.png)
More quotes by Peter Singer
Popular Authors
A curated listing of popular authors.