Biblical Musings Philippians 3:13,14

Brethren, I do not count myself to have apprehended; but one thing I do, forgetting those things which are behind and reaching forward to those things which are ahead, I press toward the goal for the prize of the upward call of God in Christ Jesus. Philippians 3:13,14 (NKJV)

What things are involved in running the race? How do we carry them out?