Passphrase Generator

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

one straight lunch watched his scary woman
our warped sun basted my stingy pipe
their tidy oatmeal grunted the monumental purpose
some enormous vase divorced your fantastic territory
any far distribution corrected one youthful shame
the splendid street arranged my unfolded sign
no icy beast pelted the thoughtful cactus

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

remarkableleanedshrillbasin
attractionformedinsubstantialsun
sizzlingincludedwordyhall
coilsparkedboilingumbrella
snails lecturedsquigglyletter
consideratesnoozedspicyquartz
idolizedpeltedheavenlygiants