Thoughts

Cats
Yellow: Aren't cats great?
Black: Cats are responsible for a significant negative impact on the environment and wildlife.
White: Some experts says cats kill hundred of millions of birds, a billion+ small mammals [1], spread diseases [2], consume 10% of forage fish [2], and are partly responsible for the extinction of several species[3].
White: And they have used 2 million tons of kitty litter [4].
Red: Yes, you must be responsible for forced infertilization, mass trapping and killing of “Stray” cats, and the confinement of the species. It's for humanity.
Subtext: Aren't you glad humans aren't like cats?

[1] http://news.nationalgeographic.com/news/2004/09/0907_040907_feralcats.html
[2] http://latimesblogs.latimes.com/outposts/2009/04/cats-and-the-environment-is-fluffy-really-a-major-threat-.html
[3] http://www.nytimes.com/2007/12/02/magazine/02cats-v--birds-t.html
[4] http://www.sfgate.com/cgi-bin/article.cgi?f=/g/a/2007/11/13/petscol.DTL

Cats
Yellow: Aren't cats great?
Black: Cats are responsible for a significant negative impact on the environment and wildlife.
White: Some experts says cats kill hundred of millions of birds, a billion+ small mammals [1], spread diseases [2], consume 10% of forage fish [2], and are partly responsible for the extinction of several species[3].
White: And they have used 2 million tons of kitty litter [4].
Red: Yes, you must be responsible for forced infertilization, mass trapping and killing of “Stray” cats, and the confinement of the species. It's for humanity.
Subtext: Aren't you glad humans aren't like cats?

[1] http://news.nationalgeographic.com/news/2004/09/0907_040907_feralcats.html
[2] http://latimesblogs.latimes.com/outposts/2009/04/cats-and-the-environment-is-fluffy-really-a-major-threat-.html
[3] http://www.nytimes.com/2007/12/02/magazine/02cats-v--birds-t.html
[4] http://www.sfgate.com/cgi-bin/article.cgi?f=/g/a/2007/11/13/petscol.DTL