I'm never satisfied, I always ...

I'm never satisfied, I always want to do better. That's how it is to be an elite athlete, you're never happy. When you start getting happy and you start feeling satisfied, you're done.
 Alexander Gustafsson

Quotes from the same author

You want to be like a ticking bomb. As calm as possible before the fight, to save energy… But ready to explode the second you step into the cage.
 Alexander Gustafsson