If I don’t have wisdom, I can teach you only ignorance.

The line underscores a basic ethical constraint on teaching: instruction is never value-neutral, because what a teacher lacks cannot be transmitted, and what a teacher embodies—clarity or confusion, humility or dogmatism—inevitably shapes the learner. Buscaglia’s phrasing turns “wisdom” into a prerequisite for genuine education, implying that without reflective understanding, experience, and moral discernment, a teacher may merely reproduce misinformation, prejudice, or shallow technique. The quote also functions as a warning against authority without self-knowledge: the educator’s first responsibility is to cultivate wisdom in themselves, otherwise their influence risks multiplying ignorance rather than diminishing it.