... a warrior knows that he ...

... a warrior knows that he cannot change, and yet he makes it his business to try to change, even though he knows that he won\'t be able to. That\'s the only advantage a warrior has over the average man. The warrior is never disappointed when he fails to change.
... a warrior knows that he cannot change, and yet he makes it his business to try to change, even though he knows that he won't be able to. That's the only advantage a warrior has over the average man. The warrior is never disappointed when he fails to change.

Quotes from the same author

The trick is in what one emphasizes. We either make ourselves miserable, or we make ourselves happy. The amount of work is the same.
“We choose whether to be warriors or to be ordinary.”
“A warrior seeks to act rather than talk.”
“A warrior lives by acting, not by thinking about acting, nor by thinking about what he will think he has finished acting.”
“A warrior never worries about his fear.”