Answer:
Nick should write it down in a notebook he keeps at home or say it out loud privately in his room.
When he does this, it will be like telling someone or getting it off his chest without truly telling someone.
By doing this, he will avoid losing his friend or having Nick mad at him.
It is never right to tell a secret unless it is a bad one.
In the case of someone sharing my secrets, I would feel betrayed since I trusted them enough to tell them.