(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] fortune - FreeBSD Subversion mirror [PAR] COMPUTER SCIENCE Inside your desk you'll find a listing of the DEC/VMS 
operating .... One round from an Uzi can zip through ten inches of solid pine 
wood, so you can ... Dave Barry, "The Taming of the Screw" % (to "The Caissons 
Go Rolling .... All you need is the Famous Programmers' Course and enough 
money to... [DOC] [TLE] Sisyphus Project [PAR] I'd like to move there, but our vacation has made me reexamine things.