Friends are a lesson in human life. No one can go on without them. Everyone needs a friend in life. A person can change into a good friend. Again, a bad friend can push him in a bad way. So first of all you have to learn to recognize good friends .There are many friends who will share both laughter and tears and there are many friends who will not be by your side in times of danger. Who doesn't call it a friend, they are always meaningful. But be very careful to make friends.