There may be two different approaches to life. First, we know, and we try to achieve the best based on the information available to us. Second, we acknowledge that we know very little and try to explore the unknown. While following the first approach, we may set different targets in this world. Someone may feel that more money brings more happiness because they can buy a good home, luxurious cars, branded clothes, and travel in luxury to different parts of the world. Somebody may target powerful positions and feel that once they reach these positions, they will get respect from society and VVIP treatment from everybody around. Somebody may set a target around knowledge because he feels that, with knowledge, he will be able to get both money and power. Somebody may keep the target around some spiritual experience because he may feel that spiritual experience is above all these worldly experiences. Whatever the target, we feel that we will be happy after achieving that target. We have t...