One's genetic line IS the planet. Fully part thereof.

Next will be the call for cutting off opposable thumbs.

Purely from a pragmatic point of view, whetever your morals, we need to maintain it in a form that can support us. And all the messes we're making right now appear to be in the process of compromising our biosphere. Enlightened self-interest should be enough of a motivator to make one want to reduce our tendency to degrade previously balanced ecosystems.

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"If this were play'd upon a stage now, I could condemn it as an improbable fiction."
Shakespeare, Twelfth Night
Illuminati's Razor-The most complicatedly evil answer is usually the most correct answer. - Fazor
"Every book is a children's book if the kid can read." - Mitch Hedberg
"Distance doesn’t matter much in space, where if you just start a thing off with the right kind of shove, sooner or later it will get where you want it to go." -Frederik Pohl, Mining the Oort

Unfortunately, they've all been taken to Valinor, and apparently that's a one-way journey.

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Bring back Firefly!

"It is quite clear that Occam's razor does not sharpen in your pyramid." (Nicolas)

"Still, a man hears what he wants to hear and disregards the rest." (Paul Simon)