Why does Telemachus cry in book 4?

Could you please elaborate on the emotional context surrounding Telemachus's tears in Book 4 of the Odyssey? What specific events or revelations might have prompted this reaction from the character? It seems intriguing to delve into the depths of his feelings and explore the possible motivations behind his display of vulnerability. Could his sorrow stem from a sense of loss, a longing for his father, or perhaps a realization of his own inadequacies in the face of adversity? Unpacking these questions may offer valuable insights into the complexities of Telemachus's character and the emotional landscape of the Odyssey.