There are a variety of ways to describe a strong desire for knowledge. One common synonym for "lust for knowledge" is intellectual curiosity. This implies a deep, ongoing interest in learning about the world and acquiring new knowledge. Another synonym is thirst for knowledge, which suggests a strong and unquenchable desire to learn. A similar phrase is hunger for knowledge, which emphasizes the intense and persistent nature of this desire. Other synonyms include passion for learning, love of learning, and appetite for knowledge. Ultimately, regardless of the specific words used, the important thing is to cultivate a lifelong love of learning and a deep appreciation for the power of knowledge.