Chris Lytle Sales Tip: Just in case you haven't gotten around to re-reading Plato, consider this: "Self-conquest is the greatest of all victories." Plato's advice resonates 2400 years later. To triumph in sales you need to defeat your own bad sales habits and make yourself do the things--every day--that you already know will help you win more business. If Plato is right, then what habit do you need to break? What new habit do you need to form? When will you start?