Acharya Prashant explains that the term 'Big Fat Indian Wedding' is inherently comparative. It is considered 'big' and 'fat' in comparison to weddings in the rest of the world. This phenomenon arises because Indian culture and tradition place an exceptionally high priority on the institution of marriage and the consolidation of the male-female relationship. In contrast, other cultures may not consider marriage to be such a monumental event, giving importance to other aspects of life. For many Indians, their wedding is the most significant event of their lives, followed by the establishment of a family system. The speaker connects this cultural emphasis to its economic consequences. Because weddings are given such immense importance, people invest heavily in them, making the wedding industry one of the largest in the country, even surpassing sectors like steel and technology. He describes this as an unproductive and unremunerative industry with a return on investment close to zero. This culture of conspicuous consumption, which peaks during weddings, contributes to India's declining household savings rate. Instead of investing in productive sectors, a significant portion of the nation's wealth is spent on these extravagant events. Acharya Prashant highlights the severe social repercussions, particularly on women. He starkly refers to the 'Big Fat Indian Wedding' as a 'massacre' and a primary driver of female foeticide in India. The financial burden of a daughter's wedding and dowry causes parents to view her as a liability, which can lead to the tragic decision to end her life. He argues that this money could be far better utilized by investing in the daughter's education, skills, and overall well-being, which would constitute a real investment with tangible, positive returns for both the individual and society. Delving into the psychological and spiritual roots of this issue, the speaker posits that people indulge in such grand, superficial celebrations because their own lives are often drab, boring, and devoid of genuine celebration. An individual leading a life full of joy, adventure, and newness would not feel the need for such an ostentatious display. He explains that spirituality provides the wisdom to discern the intrinsic value of things, preventing one from being deceived by the perceived, superficial value of flashy events. Without this spiritual understanding, a person's value system remains flawed, leading them to invest in worthless, showy pursuits.