I was 15 years old when I first fell in love in a very complex world. It allowed me to make sense of human beings and human behavior. For a 15year-old, that was quite a discovery.And it's called the law of demand. And the law of demand only says that when the price goes up, the quantity demanded goes down. And what fascinated me about this curve was that it was talking about something that was universal.It didn't matter whether was whether I was sitting here in Bangalore, whether I was in America, whether I ...