Core Insights - The article emphasizes the importance of living in the present and finding joy in everyday life, rather than dwelling on the past or worrying about the future [6][14][27] Group 1: Living in the Present - The text encourages individuals to let go of past regrets and focus on the present moment, as dwelling on the past is unproductive and exhausting [6][14] - It highlights the idea that true happiness comes from appreciating the small joys in life, such as nature and simple pleasures [9][22] Group 2: Finding Joy in Everyday Life - The article illustrates how individuals can find happiness in mundane activities, such as cooking or enjoying nature, which can provide a sense of fulfillment and peace [25][27] - It references the experiences of notable figures, like Wang Shixiang, who found joy in simple agricultural tasks despite facing hardships [11][20] Group 3: Embracing Simplicity - The concept of "smoky fire" is introduced, representing the beauty of ordinary life and the joy found in simple, everyday experiences [25][26] - The article suggests that a fulfilling life does not require grand achievements but rather an appreciation for the present and the ability to create joy from daily activities [27]