We're all just bags of bones and muscle and hormones; I'll never understand what makes our minds do the things we do. It's like that statue of the monkey holding a skull. We're trying to use a thing we don't understand to understand ourselves.
The last three or four reps is what makes the muscle grow. This area of pain divides the champion from someone else who is not a champion. That's what most people lack, having the guts to go on and just say they'll go through the pain no matter what happens.
Fearlessness is like a muscle. I know from my own life that the more I exercise it the more natural it becomes to not let my fears run me.
We've forgotten how to remember, and just as importantly, we've forgotten how to pay attention. So, instead of using your smartphone to jot down crucial notes, or Googling an elusive fact, use every opportunity to practice your memory skills. Memory is a muscle, to be exercised and improved.
I was a weed. Such a skinny little weed. I just couldn't put on weight; I couldn't put on muscle. I was the oddest shape. And I thought that was it: that's how I'd look for the rest of my life. And I'd beat myself up about it so much. But you change an awful lot. You're 16. Your body's not even halfway to what it'll end up being.