You are the captain of your own ship; don't let anyone else take the wheel.
Character is ethics in action.
Failure is much easier to handle if you just think of it as feedback to guide your next effort.
What will matter is not your success but your significance.
If one insists on calling all unsuccessful efforts failures the meaning of failure is really quite benign. When trying anything new or taking on any challenge, unsuccessful efforts are an essential aspect of skill building.
Surround our children with a message of honor