(noun) State or condition of not meeting a desirable or intended objective, opposite of success.
"Failure is the first chapter in the book of success."
"Things in life will not always run smoothly. Sometimes we will be rising toward the heights—then all will seem to reverse itself and start downward."
"No one is completely unhappy at the failure of his best friend."
"The master has failed more times than the beginner has even tried."
"No one won the last war, and no one will win the next war."
"If you fail the first time then you'll just have to try harder the second time."
"If you try to fail, and succeed, which have you done?"
"Rejection is better than doing nothing. The more you try, the better you get."
"If you can't beat them, arrange to have them beaten."
"That's the way you feel when you're beaten inside. You don't feel angry at those who've beaten you. You just feel ashamed."
"I didn't fail the test, I just found 100 ways to do it wrong."
"I am not concerned that you have fallen -- I am concerned that you arise."