$ python3 sentiment.py 
Top 20
 4.336 wonderful
 4.205 best
 4.194 powerful
 4.184 solid
 4.010 beautifully
 3.727 remarkable
 3.727 touching
 3.649 entertaining
 3.600 moving
 3.551 warm
 3.500 beautiful
 3.495 performance
 3.488 simple
 3.454 imax
 3.450 love
 3.286 performances
 3.270 crafted
 3.232 fascinating
 3.219 captivating
 3.212 ride

Bottom 20
-4.496 worst
-4.455 bad
-4.145 stupid
-3.706 unfunny
-3.689 dull
-3.623 script
-3.520 pretentious
-3.418 poor
-3.418 car
-3.292 mess
-3.167 reason
-3.167 flat
-3.157 fails
-3.119 mindless
-3.119 amateurish
-2.960 already
-2.946 jokes
-2.930 bears
-2.924 thing
-2.897 resolutely