(Kelly of the Clue Crew demonstrates with a coffee can & an inclined plane.)  A ball of clay inside the can is enough to reposition the can's natural center of this, so the can rolls uphill
[DOC] [TLE] gitweb.dragonflybsd.org Git - dragonfly.git/commitdiff [PAR] language is being developed at the Chicago Center of Machine Politics ... -who 
wish to tyrranize will do so; for tyrants are active and ardent, .... from friction 
between the face of the club and the cover of the ball .... -A mathematician is a 
machine for converting coffee into theorems.