If you have lived long enough to have experienced some highs and lows you might be able to appreciate the relevancy of this quote. One of my favorites that I would like to share. Persistence & Determination.
Nothing in this world can take the place of persistence. Talent will not: nothing is more common than unsuccessful men with talent. Genius will not; unrewarded genius is almost a proverb. Education will not: the world is full of educated derelicts. Persistence and determination alone are omnipotent.
Read more at http://www.brainyquote.com/quotes/quotes/c/calvincool414555.html#2eRI4PFUeRIWiUII.99