eat a piece of cake and take a nap
Step back and further assess then try again or leave it be.
Cope with the loss and consider a course of action after you're done with it. (Trying again and giving up are just new actions as well)
give up, being a sky diving instructor probably isn't for you.
Switch to power tools.
Do it right the next time
1- Lower your expectations
2- Try, try again.