Alexander Gustafsson Quotes
Positive thinking is a habit, like everything else, you get better at it with time.
Citations
Gustafsson, Alexander. "Alexander Gustafsson's Guide to Mental Toughness." Red Bull, Red Bull Media House, 12 Feb. 2016.
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Alexander Gustafsson is a Swedish professional mixed martial artist. Gustafsson currently competes in the heavyweight division for the Ultimate Fighting Championship (UFC).