What important warning does Nestor give Telemakhos?

Nestor warns Telemakhos about the dangers of hubris and the importance of seeking wisdom and guidance from others. He emphasizes the need for caution and the significance of honoring the gods, particularly in the context of his father's journey. Nestor encourages Telemakhos to be respectful and to learn from the experiences of others, particularly those who have faced similar challenges.