Life teaches us a lot of lessons. It will be very hard lessons to learn. It gives us pain, sorrow, and many things that we cannot bear during this learning period.
It teaches the realistic behavior of all the people around us. There will only few people that will be available to help among many who were with you when you were in luxury and happy.
It self evaluates your personality during tougher times and molds you to a better person.
It makes you to learn many things you haven’t learnt so far in life.