in reply to (almost) foldl

He he :)

print $_->(1,2,3) for sub{ (shift//return 0) + &$_ }; 6

Examine what is said, not who speaks -- Silence betokens consent -- Love the truth but pardon error.
"Science is about questioning the status quo. Questioning authority".
In the absence of evidence, opinion is indistinguishable from prejudice.