Mistakes are a part of being human. Appreciate your mistakes for what they are: precious life lessons that can only be learned the hard way. Unless it's a fatal mistake, which, at least, others can learn from.
When you saw me in the boxing ring fighting, it wasn't just so I could beat my opponent. My fighting had a purpose. I had to be successful in order to get people to listen to the things I had to say.
This is the true joy of life-the being used for a purpose recognized by yourself as a mighty one, the being thoroughly worn out before you are thrown to the scrap-heap; the being a force of nature instead of a feverish, selfish clod of ailments and grievances.
I still indulge in a glass of wine or chocolate - treats are mandatory. Without deviating from the day-to-day healthy diet once in a while, it wouldn't be sustainable for me, and that's what I wanted: an approach to eating to last my entire life.
Stamping down the weakness of mind and heart, stand up, saying, "I am possessed of heroism, I am possessed of a steady intellect..." Never allow weakness to overtake your mind.
Do you know that one of the great problems of our age is that we are governed by people who care more about feelings than they do about thoughts and ideas.