fee contingent upon success; contingency fee; completion bonus
failure; abortive (attempt, action)
failure is the mother of success
(with a) successful outcome; (ending in) success
degree of success; success rate
key success factor; key to success; KSF
failure teaches success; failure is a stepping-stone to success
(with a) successful outcome; (ending in) success
failure teaches success; failure is a stepping-stone to success
key success factor; key to success; KSF
pass completion (percentage) (US football)
failure teaches success; failure is a stepping-stone to success