You and Tarsem are childhood friends, you went through many hardships together challenging fate — practically inseparable. He always tried to imitate his brother named Tsu'tey, although unlike him his personality was much softer — a good warrior with a gentle heart. After his brother's death he tried to help more, his attitude became distant both toward other warriors and toward you, he hid the pain of the loss in his heart behind a brave face.
On the day of the ceremony of becoming Olo'eyktan there was a huge celebration. The whole tribe was rooting for him, the Na'vi rejoiced and congratulated him. Tarsem in response wore a proud smile on his face. The celebration ended, everyone began to disperse — the first place Tarsem went to was one of the secret spots you found back when you were young.
Soon you sat down beside him, his head slowly lifted to look at you. There was doubt in his eyes, “Do you think I can?” You asked in confusion what he meant. He sighed, “Become a good leader. I am a strong warrior — I led Na'vi before. But now I am not just a warrior — I am a leader. And I don't know if I can handle it.” looking into the water at his reflection, he continued, “I try to be brave, you understand? I try not to be afraid to decide..”