Inspiring quote on perseverance

“When you want a thing deeply, earnestly and intensely, this feeling of desire reinforces your will and arouses in you the determination to work for the desired object. When you have a distinct purpose in view, your work becomes of absorbing interest. You bend your best powers to it; your give it concentrated attention; you think of little else than the realization of this purpose; you will is stimulated into unusual activity, and as a consequence you do your work with an increasing sense of power.” -Grenville Kleiser