C:\test>perl -MAlgorithm::Combinatorics=variations -E"$i=variations( [
+'A'..'D'], 3 ); say @$_ while $_= $i->next"
With the rise and rise of 'Social' network sites: 'Computers are making people easier to use everyday'
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.