Achievement is that drug
Achievement is that drug if you taste it once you will go beyond your limits to get it again. Everyone have a goal to achieve something in life. It may be a dream, a love, a friendship, a profession of your choice etc. But to achieve that something we need to work hard. And once you achieve it, you will strive harder for the next level. This happens the same with success, once you are successful in a dream, you strive for next level. Keep your target saved for you. With great achievements comes great learning and experience.