Pain is the purifier. Love pain. Embrace pain.
If it hurts, make it hurt more.
Vincit qui patitur: he conquers, who endures.
Great people and great athletes realize early in their lives their destiny, and accept it. Even if they do not consciously realize the how, the where, the what.
Let the smokers and the gluttons die... and leave the living to us who know how to use it.
To be great, one does not have to be mad, but definitely it helps.