Competition makes you enthusiastic about things in life and not just a particular activity or thing.
Competition always keeps you on your toes and you are bound to work hard and sleep less to achieve something.
Competition if taken in a healthy way can teach some lessons in life which no book or teacher can.
Competition gives you exposure to the reality of life where you get to know that every individual in this universe is fighting for himself.
Competition proves Charles Darwin’s theory - “Survival of the fittest in the long run”
Competition makes you realize that without proper strategy, even the toughest and smartest guy in the room can not outshine others.
Competition allows you to think twice before doing and implementing something.
Competition in the society is never to discourage anyone. Its just to let everyone know that whether they are good in a particular thing / activity / subject(s) or not.
Competition sometimes exposes you to a better friend circle where you can share your views and learn from like minded people.
And lastly, Competition is the critical driver of performance, innovation and better learning.