The thrill of achievement comes from overcoming adversity in the accomplishment of an important goal.

Your solution for a customer has to be either amazingly valuable to someone who will pay an enormous amount of money for it or has to be valuable to an enormous number of people who pay a small amount. And also the person you're talking to-especially if you want to raise capital or raise support-has to personally say, "I want that. I like that. That sounds really great. I want that for myself."

Perhaps the greatest display of self-discipline is persisting when the going gets tough. Persistence is self-discipline in action.

Everything you have in your life, you have attracted to yourself because of the way you think, because of the person that you are. You can change your life because you can change the way you think.

I believe each person has far more intelligence than they have ever used.

There just isn't enough time for everything on our 'to do' list - and there never will be. Successful people don't try to do everything. They learn to focus on the most important tasks and make sure they get done.

The more you seek security, the less of it you have. But the more you seek opportunity, the more likely it is that you will achieve the security that you desire.