Passphrase Generator

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

her playful parcel articulated no useful air
no rotating parcel camped our superior waste
any incomplete fear educated my excellent cook
any colorless books passed the oblong match
our bubbly dirt supplied her ornate curtain
his truthful magic rated my messy notebook
the elated stocking heaped her well-informed train

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

shamelesstrembledscaredclover
piefoldedblackwren
internalguessedactualdirection
songprickedcarelessplane
swingbannedsomefear
celebratedsparedinborngame
wordysurroundedmintyear