Passphrase Generator

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

the frayed dolls cautioned your merry lumber
some infinite slip usurped any melodic harmony
their conscious ornament untied my perfumed taste
one second-hand kittens shiverred his decimal thrill
no forsaken spoon admonished any jam-packed produce
our happy treatment affirmed the discrete parcel
our sick sense pointed my puny hands

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

snakes snappedtalkativecurrent
chanceformedcylindricalballoon
felineinfusedstrictmass
floormournedseriousnotebook
polishfetchedkeyprison
brothersignaledastonishingcannon
sprysuspendedhauntingkey