Staying Confident During Tough Matches On the psychology of tennis, Agassi says your opponent has to react to what you do on the court. You have to find a way to impose your will over your opponent. You have to find your way to impose your will, but it's not easy, according to Agassi. Either way you have to keep it simple - tennis is a simple … [Read more...] about Agassi: Tennis Confidence in Tough Times