Group 1 - The survival rate of entrepreneurs is low, with only 3% to 5% likely to survive after three to five years, and about 1% after ten years [2] - Business is fundamentally a game of survival, where even the most successful companies can fail unexpectedly [3] - Common mistakes and setbacks faced by companies have a high degree of universality [4] Group 2 - Entrepreneurs face significant challenges akin to climbing a building, where progress is difficult and the tolerance for failure in Chinese society is low [5] - Continuous failure is expected in the business world, and companies that have not experienced two economic cycles cannot be considered mature [6] - The number of entrepreneurs who self-terminate due to business challenges is significantly lower than those who do so in personal relationships, indicating that optimism is essential for entrepreneurship [6]