On our track to success, we have to fight the tendency to look at others and see how far they've come. The only thing that counts is how we use the potential we possess and that we run our race to the best of our abilities.

If people don't have a job, they're not too interested in how you intend for them to have a job. They want to see results.

Certainly, none of us enjoy going through struggles, but you have to understand that your struggle may be an opportunity for advancement and promotion. The very thing you are fighting against so tenaciously may be the springboard that catapults you to a new level of excellence. Your challenges may become your greatest assets.

Tennis can be a very frustrating sport. There is no way around the hard work. Embrace it. You have to put in the hours because there is always something you can improve. [Y]ou have to put in a lot of sacrifice and effort for sometimes little reward but you have to know that, if you put in the right effort, the reward will come.

As a species, we're not only wired to choose today over tomorrow, but we hate to feel like we're losing out on something. The bottom line is, if we feel like we're losing something we avoid it, we won't do it. That's why so many people don't save and invest. Saving sounds like you're giving something up, you're losing something today. But you're not.

I don't care if the whole world is against you or teasing you or saying you are not gonna make it. Believe in yourself, no matter what.