in reply to Using punctuation to split a text
split /[.!]/, $text;
So this should do the trick:
@sentences =split([.?!\L], $text);
Thank you for your help.
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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