The Collaborative Boundary Breaking mental model is a method for transcending individual cognitive limitations by leveraging collective intelligence and external perspectives. It emphasizes "collaborative learning"—referencing and incorporating others' viewpoints, and engaging in knowledge exchange and integration through an "answer-for-answer" approach—to build a more efficient and adaptive cognitive framework. This mindset aims to prevent individuals or organizations from being constrained by a single perspective, enabling them to better understand the essence of problems and arrive at optimal solutions. It encourages an open mindset, broadening one's horizons through interactions with people from diverse backgrounds, thereby facilitating knowledge leaps and innovation.