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# An intriguing aspect of this behavior is that it can be
# used to implement private method calls. If you put your
$self->$secret_door(); # ***
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?
Results (545 votes). Check out past polls.