The price of success is hard work, dedication to the job at hand, and the determination that whether we win or lose, we have applied the best of ourselves to the task at hand.

This quote is saying that in order to be successful, you must be willing to put in a lot of hard work and dedication. You need to be determined and focus on the task you are working on, and accept the outcome, no matter if it was a success or a failure. By dedicating yourself and doing your best, you are investing in your success.