Because...

Nothing more strongly arouses our disgust than cannibalism, yet we make the same impression on Buddhists and vegetarians, for we feed on babies, though not our own.

Robert Louis Stevenson

Tongue - a variety of meat, rarely served because it clearly crosses the line between a cut of beef and a piece of a dead cow.

Bob Ekstrom

"What I think about vivisection is that if people admit that they have the right to take or endanger the life of living beings for the benefit of many, there will be no limit to their cruelty."

Leo Tolstoy author

"If a group of beings from another planet were to land on Earth -- beings who considered themselves as superior to you as you feel yourself to be to other animals -- would you concede them the rights over you that you assume over other animals?"

George Bernard Shaw, playwright, Nobel Prize 1925