Quoted in Andrew Podnieks,  "One on One with Bobby Hull," http://www.legendsofhockey.net/html/spot_oneononep198302.htm Legends of Hockey.net (2001-12-11) 
Hull comments on his belief that the most fundamental aspect of ice hockey is skating.
                                    
“Talent without discipline is like an octopus on roller skates. There's plenty of movement, but you never know if it's going to be forward, backwards, or sideways.”
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H. Jackson Brown, Jr. 54
American writer 1940Related quotes
“Typical Hollywood crowd - all the kids are on drugs, and all the adults are on roller skates.”
Monty Python Live at the Hollywood Bowl
                                
                                    “When I go forwards, you go backwards
And somewhere we will meet”
                                
                                
                                
                                
                            
                                        
                                        "Electioneering" 
Lyrics, OK Computer (1997)
                                    
“Life is like that. You live it forward but understand it backward.”
                                        
                                        Variant: You live it forward, but understand it backward. 
Source: Cutting for Stone
                                    
“Once you know where the roller coaster is going, are you in for the ride?”
“You can't go forward if you're looking backward. You run into walls that way.”
Source: Bloodfever
                                        
                                        29-Jun-2005, Radio Derby 
I think he's covered all the angles there.