Passphrase Generator

Entropy: 57.6 bits, equivalent to a 9 characters purely random alpha-numeric password
See http://xkcd.com/936/

any miniature mitten pesterred some impeccable opinion
no enchanted duck begged our inborn beam
my grand underwear pleaded my vast fan
no fine night entertained his Spanish account
her monumental scale grated the classic yarn
my grumpy chairs painted no happy bucket
any unwitting school extolled any glorious cushion

Entropy: 41.3 bits, equivalent to a 6 characters purely random alpha-numeric password

bouncyexercisedseparateyak
bluehurriedlong-termstone
weirdmailedoriginalregret
oceanmuggedharddinner
crookedtastedfriendlynorth
profitableconsentedwisevest
grapedeterredsatisfiedpipe