“Be of good cheer. Do not think of today's failures, but of the success that may come tomorrow. You have set yourselves a difficult task, but you will succeed if you persevere; and you will find a joy in overcoming obstacles. Remember, no effort that we make to attain something beautiful is ever lost.Helen Keller
“Challenges are what make life interesting and overcoming them is what makes life meaningful.Joshua J. Marine
“To those of you who received honours, awards and distinctions, I say well done. And to the C students, I say you, too, can be president of the United States.George W. Bush