To cultivate and maintain a genuine, intrinsic sense of ambition over the long term, individuals can start by aligning their goals with their personal values. By understanding what truly motivates them and what they are passionate about, individuals can develop a strong sense of purpose that will drive their ambition. Setting clear, achievable goals and regularly reviewing and adjusting them can help individuals stay focused and motivated, even in the face of setbacks or external pressures. Additionally, practicing self-reflection, seeking feedback, and continuously learning and growing can help individuals stay committed to their ambitions and overcome obstacles along the way.