Passphrase Generator

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

one tame bed preached no pale bikes
their easy wine rejoiced my upright camera
its whopping gun mutterred its indolent friends
your radiant quiver trickled any short-term oranges
the jealous sweater fenced your evil shock
my precious kettle whisperred your old hat
its radiant comfort carried our troubled use

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

legallookedcrazypies
unfinishedinteresteddearestchannel
veinsnarledfrailneck
scratchydivedwhitenail
frostycriticizedorderlysleet
feelingfriedwaterypump
numberrealizedsardonicscarf