in reply to Re^2: How do I know what I 'know' is right?in thread How do I know what I 'know' is right?
And logic is only a subset of real life ;-)
There is no Extraterrestrial life
There aren't any suitably capable Extraterrestrials
Interstellar travel is too difficult
We're too uncool / not worth the trouble
What do you mean they haven't visited?
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