your bro definitely smoked a fatty in there 
 
        
                    
             
        
        
        
The answer would be “but” since it contrasts his motivation with competing with others for a high score. 
Hopefully this helped.
        
             
        
        
        
Ti could be a reference to a life impacting experience of just a reference to the past.
        
             
        
        
        
<span>They are trying to bring about an emotional response.
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