"As often has Herman had witnesssed the slaughter of animals and fish,
he always had the same thought:
In their behaviour towards creatures,
all men were Nazis.
The smugness with which man could do
with other species as he pleased
exemplify the most extreme racist theories -
... the principle that might is right."
- Isaac Bashevis Singer -
If you haven't already, watch Earthling
(1:35:28). It's not work safe and some images might cause some to lose your dinner, but the subject matter is not something to be ignored. And shouldn't be.