The stages are, Denial (ohio), anger (management class), bargaining (chip), (Sayori's) depression and acceptance (NOT).
The transition between stages is Unpredictable. Not everyone goes throught the stages in order and many repeat the cycle multiple times, there is no telling which stage a person will transition to or when it will happen.
Tell the man to take a break and to eat or read a book. Don't go on any devices because it will distract him and cause more stress. He needs to tell himself that sometimes it's good to take a break and he already has amazing grades.
