(noun) Continuing in a course of action without regard to discouragement, opposition or previous failure.
"Success comes from curiosity, concentration, perseverance and self criticism."
"The greatest glory in living lies not in never falling, but in rising every time we fall."
"Even the darkest night will end and the sun will rise."
"Football is a great deal like life in that it teaches that work, sacrifice, perseverance, competitive drive, selflessness, and respect for authority are the price each and every one of us must pay to achieve any goal that is worthwhile."
"Fall seven times, stand up eight."
"Courage is not having the strength to go on; it is going on when you don't have the strength."
"However difficult life may seem, there is always something you can do."
"Success is not final, failure is not fatal."
"Don't stop believin' hold on to that feelin'."
"Always bear in mind that your own resolution to succeed is more important than any one thing."
"The woods are lovely, dark, and deep. But I have promises to keep, and miles to go before I sleep."