If you want to catch the right mental attitude, go where that attitude exists. Start by going to the people who have the right mental attitude. If the right people aren't always available, then go the right book, or to the right recording of a dynamic speaker.
You can disagree without being disagreeable.
The way you see yourself today will affect your performance today.
Goals enable you to do more for yourself and others, too.
When we give it all, we can live with ourselves - regardless of the results.
Your life can't go according to plan if you have no plan.