Ultimately, we all have to decide for ourselves what constitutes failure, but the world is quite eager to give you a set of criteria if you let it.
J. K. RowlingI have been careless, and so have been thwarted by luck and chance, those wreckers of all but the best laid plans.
J. K. RowlingWhere are you heading, if youโve got the choice?โ James lifted an invisible sword. โโGryffindor, where dwell the brave at heart!โ Like my dad.โ Snape made a small, disparaging noise. James turned on him. โGot a problem with that?โ โNo,โ said Snape, though his slight sneer said otherwise. โIf youโd rather be brawny than brainy โโ โWhereโre you hoping to go, seeing as youโre neither?โ interjected Sirius.
J. K. Rowling