Focusing on your controllables is as easy as remembering your E.A.G.L.E.
E = Effort
A = Attitude
G = Gratitude
L = Learning
E = Enjoyment
S = Sportsmanship
(the plural is the bonus – did you display good character while competing?
(c) Angelo A. Rossetti, author or Tennacity, The Tenacious Mindset, On & Off the Court