This essay provides a comprehensive analysis of entrepreneurship, contrasting the traditional and effectuation approaches. It begins by defining entrepreneurship and highlighting the role of entrepreneurs in launching new businesses. The essay then delves into the core differences between traditional entrepreneurship, which emphasizes control and risk-taking, and effectuation, a process-oriented approach focused on leveraging available resources and controlling the future. The five principles of effectuation—Bird-in-hand, Affordable loss, Lemonade, Patchwork quilt, and Pilot-in-the-plane—are described in detail, emphasizing their importance in shaping the unpredictable future of entrepreneurial ventures. The essay draws on the work of Sarasvathy (2001) and other relevant sources to support its arguments, concluding with a summary of the key takeaways regarding the evolution of entrepreneurship.