Passphrase Generator

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

some irresponsible party pegged the wavy balls
one sour trains prevented the rotating surprise
our ajar squirrel embarrassed my dimwitted anger
some respectful library sealed my fast van
the gleeful existence suspended any apprehensive increase
no bland oranges hinted my watchful swing
his uneven pickle used their unwilling berry

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

unkemptrantedlegitimatelace
earlysurroundeddefenselessghost
lossshelterredflickeringself
books mowedmisguidedtitle
moontiredillustriousway
eggnogpuncturedprimarycherries
unusualclimbedrubberyself